| Amplimatricata Polycladida (II) Lang, 1884 [sensu Prudhoe, 1985] | | - | latest taxonomic authority | |
| Polycladida (II) Acotylea Lang, 1884 | [with synonyms] | - | latest taxonomic authority | |
| Cestoplanoidea Cestoplanidae Lang, 1884 | | - | latest taxonomic authority | |
| Cestoplanidae Cestoplana Lang, 1884 | [with synonyms] | - | latest taxonomic authority | |
| Cestoplana australis Haswell, 1907 | | - | latest taxonomic authority | |
| Cestoplana ceylanica Laidlaw, 1902 | | - | latest taxonomic authority | |
| Cestoplana cuneata Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Cestoplana faraglionensis Lang, 1884 | | - | latest taxonomic authority | |
| Cestoplana filiformus Laidlaw, 1903 | | w | latest taxonomic authority | |
| Cestoplana lactea Kato, 1937 | | - | latest taxonomic authority | |
| Cestoplana maldivensis Laidlaw, 1902 | | - | latest taxonomic authority | |
| Cestoplana marina Kato, 1938 | | - | latest taxonomic authority | |
| Cestoplana meridionalis Prudhoe, 1982 | | - | latest taxonomic authority | |
| Cestoplana microps (Verrill, 1901) | | - | latest taxonomic authority | |
| Cestoplana nexa Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Cestoplana polypora Meyer, 1922 | | - | latest taxonomic authority | |
| Cestoplana raffaelei Ranzi, 1928 | | - | latest taxonomic authority | |
| Cestoplana rubrocincta (Grube, 1840) | | - | latest taxonomic authority | |
| Cestoplana salar Marcus, 1949 | | - | latest taxonomic authority | |
| Cestoplana species Child, 1905 | | - | latest taxonomic authority | |
| Cestoplana species Jacubowa, 1906 | | - | latest taxonomic authority | |
| Cestoplana species Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Cestoplana techa Du Bois-Reymond Marcus, 1957 | | - | latest taxonomic authority | |
| Cestoplanidae Orthostomum Grube, 1840 | | - | latest taxonomic authority | |
| Orthostomum rubrocinctum Grube, 1840 | | - | latest taxonomic authority | |
| Cestoplanidae Tricelis Quatrefage, 1845 | | - | latest taxonomic authority | |
| Tricelis fasciatus Quatrefage, 1845 | | - | latest taxonomic authority | |
| Cestoplanoidea Diplopharyngeatidae Plehn, 1896 | | w | latest taxonomic authority | |
| Diplopharyngeatidae Diplopharyngeata Plehn, 1896 | | - | latest taxonomic authority | |
| Diplopharyngeata filiformis Plehn, 1896 | | - | latest taxonomic authority | |
| Cestoplanoidea Emprosthopharyngidae Bock, 1913 | | w | latest taxonomic authority | |
| Emprosthopharyngidae Emprosthopharynx Bock, 1913 | | - | latest taxonomic authority | |
| Emprosthopharynx `n.sp.' Bock, 1925 | | - | latest taxonomic authority | |
| Emprosthopharynx opisthoporus Bock, 1913 | | - | latest taxonomic authority | |
| Emprosthopharynx rasae Prudhoe, 1968 | | - | latest taxonomic authority | |
| Emprosthopharynx vanhoffeni Bock, 1931 | | w | latest taxonomic authority | |
| Acotylea Planoceroidea Poche, 1925 | | w | latest taxonomic authority | |
| Planoceroidea Apidioplanidae Bock, 1926 | | - | latest taxonomic authority | |
| Apidioplana mira Bock, 1926 | | - | latest taxonomic authority | |
| Apidioplana okadai Kato, 1944 | | - | latest taxonomic authority | |
| Apidioplana similis Bock, 1926 | | - | latest taxonomic authority | |
| Planoceroidea Callioplanidae Hyman, 1953 | | - | latest taxonomic authority | |
| Callioplanidae Asolenia Hyman, 1959 | | - | latest taxonomic authority | |
| Asolenia deilogyna Hyman, 1959 | | - | latest taxonomic authority | |
| Callioplanidae Callioplana Stimpson, 1857 | [with synonyms] | - | latest taxonomic authority | |
| Callioplana evelinae Marcus, 1954 | | - | latest taxonomic authority | |
| Callioplana marginata Stimpson, 1857 | | - | latest taxonomic authority | |
| Callioplanidae Diplosolenia Haswell, 1907 | | - | latest taxonomic authority | |
| Diplosolenia johnstoni Haswell, 1907 | | - | latest taxonomic authority | |
| Callioplanidae Discosolenia Freeman, 1933 | | - | latest taxonomic authority | |
| Discosolenia washingtonensis Freeman, 1933 | | w | latest taxonomic authority | |
| Callioplanidae Monosolenia Hyman, 1953 | | - | latest taxonomic authority | |
| Monosolenia asymmetrica Hyman, 1953 | | - | latest taxonomic authority | |
| Callioplanidae Pseudostylochus Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Pseudostylochus aino Kato, 1937 | | - | latest taxonomic authority | |
| Pseudostylochus bellus Hyman, 1959 | | - | latest taxonomic authority | |
| Pseudostylochus burchami Heath & McGregor, 1913 | | - | latest taxonomic authority | |
| Pseudostylochus edurus Kato, 1938 | | - | latest taxonomic authority | |
| Pseudostylochus elongatus Kato, 1937 | | - | latest taxonomic authority | |
| Pseudostylochus fulvus Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Pseudostylochus fuscoviridus Kato, 1934 | | - | latest taxonomic authority | |
| Pseudostylochus intermedius Kato, 1939 | | - | latest taxonomic authority | |
| Pseudostylochus longipenis Kato, 1937 | | - | latest taxonomic authority | |
| Pseudostylochus maculatus Kato, 1938 | | - | latest taxonomic authority | |
| Pseudostylochus meridialis Kato, 1938 | | - | latest taxonomic authority | |
| Pseudostylochus nationalis Kato, 1939 | | - | latest taxonomic authority | |
| Pseudostylochus notoensis Kato, 1944 | | - | latest taxonomic authority | |
| Pseudostylochus obscurus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Pseudostylochus okudai Kato, 1937 | | - | latest taxonomic authority | |
| Pseudostylochus ostreophagus Hyman, 1955 | | - | latest taxonomic authority | |
| Pseudostylochus sadoensis Kato, 1944 | | - | latest taxonomic authority | |
| Pseudostylochus stimpsoni Kato, 1937 | | - | latest taxonomic authority | |
| Pseudostylochus takeshitai Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Planoceroidea Enantiidae Graff, 1889 | | - | latest taxonomic authority | |
| Enantiidae Enantia Graff, 1889 | | - | latest taxonomic authority | |
| Enantia pellucida (Pearse, 1938) | | - | latest taxonomic authority | |
| Enantia spinifera Graff, 1889 | | - | latest taxonomic authority | |
| Planoceroidea Gnesiocerotidae Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Gnesiocerotidae Amyris Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Amyris favis Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Amyris hummelincki Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Amyris ujara Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Gnesiocerotidae Echinoplana Haswell, 1907 | | - | latest taxonomic authority | |
| Echinoplana celerrima Haswell, 1907 | | - | latest taxonomic authority | |
| Gnesiocerotidae Gnesioceros Diesing, 1862 | [with synonyms] | - | latest taxonomic authority | |
| Gnesioceros floridana (Pearse, 1938) | | - | latest taxonomic authority | |
| Gnesioceros mertens (Diesing, 1850) | | w | latest taxonomic authority | |
| Gnesioceros pellucidus (Mertens, 1832) | | - | latest taxonomic authority | |
| Gnesioceros sargassicola (Mertens, 1832) | | - | latest taxonomic authority | |
| Gnesioceros sargassicola lata Hyman, 1939 | | w | latest taxonomic authority | |
| Gnesioceros verrilli Hyman, 1939 | | - | latest taxonomic authority | |
| Gnesiocerotidae Neoplanocera Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Neoplanocera elongata Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Neoplanocera steueri (Steinböck, 1937) | | - | latest taxonomic authority | |
| Gnesiocerotidae Pelagoplana Bock, 1913 | | - | latest taxonomic authority | |
| Pelagoplana sargassicola (Mertens, 1832) | | - | latest taxonomic authority | |
| Gnesiocerotidae Planctoplanella Hyman, 1940 | | - | latest taxonomic authority | |
| Planctoplanella atlantica Hyman, 1940 | | - | latest taxonomic authority | 105 |
| Pseudalloioplana californica (Heath & McGregor, 1913) | | w | latest taxonomic authority | |
| Gnesiocerotidae Spinicirrus Hyman, 1953 | | - | latest taxonomic authority | |
| Spinicirrus inequalis Hyman, 1953 | | - | latest taxonomic authority | |
| Spinicirrus species Taneja, 1978 | | - | latest taxonomic authority | |
| Gnesiocerotidae Styloplanocera Bock, 1913 | | - | latest taxonomic authority | |
| Styloplanocera fasciata (Schmarda, 1859) | | - | latest taxonomic authority | |
| Styloplanocera papillifera Bock, 1913 | | - | latest taxonomic authority | |
| Planoceroidea Hoploplanidae Stummer-Traunfels, 1933 | | w | other taxonomic work | |
| Hoploplanidae Hoploplana Laidlaw, 1902 | | - | latest taxonomic authority | |
| Hoploplana californica Hyman, 1953 | | - | latest taxonomic authority | |
| Hoploplana cupida Kato, 1938 | | - | latest taxonomic authority | |
| Hoploplana deanna Kato, 1939 | | - | latest taxonomic authority | |
| Hoploplana divae Marcus, 1950 | | - | latest taxonomic authority | |
| Hoploplana grubei (Graff, 1892) | | - | latest taxonomic authority | |
| Hoploplana inquilina (Wheeler, 1894) | | - | latest taxonomic authority | |
| Hoploplana inquilina thaisana (Pearse) Hyman, 1940 | | w | latest taxonomic authority | |
| Hoploplana insignis (Lang, 1884) | | - | latest taxonomic authority | |
| Hoploplana luracola Smith, 1961 | | - | latest taxonomic authority | |
| Hoploplana ornata Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Hoploplana papillosa (Lang, 1884) | | - | latest taxonomic authority | |
| Hoploplana rosea Prudhoe, 1978 | | - | latest taxonomic authority | |
| Hoploplana rubra Kato, 1944 | | - | latest taxonomic authority | |
| Hoploplana schizoparellae Kato, 1944 | | w | latest taxonomic authority | |
| Hoploplana thaisana Pearse, 1938 | | - | latest taxonomic authority | |
| Hoploplana usaguia Smith, 1960 | | - | latest taxonomic authority | |
| Hoploplana villosa (Lang, 1884) | | - | latest taxonomic authority | |
| Hoploplanidae Itannia Marcus, 1947 | | - | latest taxonomic authority | |
| Itannia ornata Marcus, 1947 | | - | latest taxonomic authority | |
| Itannia ornata murna Du Bois-Reymond Marcus, 1957 | [with synonyms] | w | latest taxonomic authority | |
| Planoceroidea Leptoplanidae Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplanidae Leptoplaninae Marcus, 1947 | | w | latest taxonomic authority | |
| Leptoplaninae Conjuguterus Pearse, 1938 | | - | latest taxonomic authority | |
| Conjuguterus parvus Pearse, 1938 | | - | latest taxonomic authority | |
| Leptoplaninae Crassandros Hyman, 1955 | | - | latest taxonomic authority | |
| Crassandros dominicanus Hyman, 1955 | | - | latest taxonomic authority | |
| Leptoplaninae Diplanaria Darwin, 1844 | | - | latest taxonomic authority | |
| Diplanaria notabilis Darwin, 1844 | | - | latest taxonomic authority | |
| Leptoplaninae Discoplana Bock, 1913 | [with synonyms] | - | latest taxonomic authority | |
| Discoplana concolor (Meixner, 1907) | | - | latest taxonomic authority | |
| Discoplana gigas Schmarda, 1859 | | - | latest taxonomic authority | |
| Discoplana inquieta (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Discoplana longipenis Kato, 1943 | | - | latest taxonomic authority | |
| Discoplana malayana (Laidlaw, 1903) | | - | latest taxonomic authority | |
| Discoplana pacificola (Plehn, 1896) | | - | latest taxonomic authority | |
| Discoplana species Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Discoplana subviridis (Plehn, 1896) | | - | latest taxonomic authority | |
| Discoplana takewakii Kato, 1935 | | - | latest taxonomic authority | |
| Leptoplaninae Euplana Girard, 1893 | [with synonyms] | - | latest taxonomic authority | |
| Euplana carolinensis Hyman, 1940 | | - | latest taxonomic authority | |
| Euplana clippertoni Hyman, 1939 | | - | latest taxonomic authority | |
| Euplana concolor (Meixner, 1907) | | - | latest taxonomic authority | |
| Euplana gigas (Schmarda, 1859) | | - | latest taxonomic authority | |
| Euplana gracilis (Girard, 1850) | | - | latest taxonomic authority | |
| Euplana hymanae Marcus, 1947 | | - | latest taxonomic authority | |
| Euplana inquieta (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Euplana longipenis (Kato, 1943) | | - | latest taxonomic authority | |
| Euplana pacificola (Plehn, 1896) | | - | latest taxonomic authority | |
| Euplana takewakii (Kato, 1935) | | - | latest taxonomic authority | |
| Euplana tropicalis Hyman, 1954 | | - | latest taxonomic authority | |
| Leptoplaninae Euplanina Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Euplanina horrida Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Leptoplaninae Haploplana Laidlaw, 1903 | | w | latest taxonomic authority | |
| Haploplana elioti Laidlaw, 1903 | | - | latest taxonomic authority | |
| Leptoplaninae Indiplana Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Indiplana oosora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplaninae Leptoplana Ehrenberg, 1831 | [with synonyms] | - | latest taxonomic authority | |
| Leptoplana acticola Boone, 1929 | | w | latest taxonomic authority | |
| Leptoplana acuta Stimpson, 1855 | | - | latest taxonomic authority | |
| Leptoplana affinis (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana alba (Kelaart, 1858) | | - | latest taxonomic authority | |
| Leptoplana alba Lang, 1880 | | w | latest taxonomic authority | |
| Leptoplana alcinoi Schmidt, 1861 | | - | latest taxonomic authority | |
| Leptoplana angusta Verrill, 1893 | | - | latest taxonomic authority | |
| Leptoplana arcta (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Leptoplana atomata (Müller, 1776) | | - | latest taxonomic authority | |
| Leptoplana aurantiaca Collingwood, 1876 | | - | latest taxonomic authority | |
| Leptoplana australis (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana australis Laidlaw, 1904 | | - | latest taxonomic authority | |
| Leptoplana bacteoalba Palombi, 1939 | | w | latest taxonomic authority | |
| Leptoplana badia (Stimpson, 1855) | | - | latest taxonomic authority | |
| Leptoplana brunnea Cheeseman, 1882 | | - | latest taxonomic authority | |
| Leptoplana californica Plehn, 1897 | | - | latest taxonomic authority | |
| Leptoplana capensis (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana chierchiae Plehn, 1896 | | w | latest taxonomic authority | |
| Leptoplana chilensis Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana chloranota (Boone, 1929) | | - | latest taxonomic authority | |
| Leptoplana collaris Stimpson, 1855 | | - | latest taxonomic authority | |
| Leptoplana concolor Meixner, 1907 | | - | latest taxonomic authority | |
| Leptoplana constipata (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana crassiuscula (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana cribraria (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana delicatula Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana diaphana Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Leptoplana discus (Le Conte, 1851) | | - | latest taxonomic authority | |
| Leptoplana droebachensis Ørsted, 1845 | | - | latest taxonomic authority | |
| Leptoplana drowbachensis Hyman, 1940 | | w | latest taxonomic authority | |
| Leptoplana dubia Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana ellipsis (Dalyell, 1853) | | - | latest taxonomic authority | |
| Leptoplana ellipsoides Girard in Stimpson, 1853 | | - | latest taxonomic authority | |
| Leptoplana elongata (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Leptoplana erythrotaenia (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana fallax Quatrefage, 1845 | | - | latest taxonomic authority | |
| Leptoplana ferruginea (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana flexilis (Dalyell, 1814) | | - | latest taxonomic authority | |
| Leptoplana folium Verrill, 1873 | | - | latest taxonomic authority | |
| Leptoplana formosa (Darwin, 1844) | | - | latest taxonomic authority | |
| Leptoplana fulva (Kelaart, 1858) | | - | latest taxonomic authority | |
| Leptoplana fusca Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana gardineri Laidlaw, 1904 | | - | latest taxonomic authority | |
| Leptoplana genicotyla (Palombi, 1939) | | - | latest taxonomic authority | |
| Leptoplana gigas Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana gracilis (Girard, 1850) | | - | latest taxonomic authority | |
| Leptoplana graffii Laidlaw, 1906 | | - | latest taxonomic authority | |
| Leptoplana grandis (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana haloglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana hamata (Schmidt, 1861) | | - | latest taxonomic authority | |
| Leptoplana humilis Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana hyalina Ehrenberg, 1831 | | - | latest taxonomic authority | |
| Leptoplana inconspicua (Pease, 1860) | | - | latest taxonomic authority | |
| Leptoplana inquieta Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Leptoplana irrorata (Pease, 1860) | | - | latest taxonomic authority | |
| Leptoplana jaltensis (Czerniavsky, 1881) | | - | latest taxonomic authority | |
| Leptoplana kuekenthalli Plehn, 1896 | | w | latest taxonomic authority | |
| Leptoplana lactea (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana lacteoalba Laidlaw, 1903 | | w | latest taxonomic authority | |
| Leptoplana lactoalba Verrill, 1900 | | - | latest taxonomic authority | |
| Leptoplana lactoalba tincta Verrill, 1901 | | - | latest taxonomic authority | |
| Leptoplana lanceolata Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana levigata (Quatrefage, 1845) | | w | latest taxonomic authority | |
| Leptoplana lichenoides (Mertens, 1832) | | - | latest taxonomic authority | |
| Leptoplana limnoriae Hyman, 1953 | | - | latest taxonomic authority | |
| Leptoplana littoralis Morgan, 1905 | | - | latest taxonomic authority | |
| Leptoplana lutea Ørsted, 1844 | | - | latest taxonomic authority | |
| Leptoplana luteola (Delle Chiaje, 1822) | | w | latest taxonomic authority | |
| Leptoplana lyrosora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana macrorhyncha (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana macrosora Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana maculosa Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana malayana Laidlaw, 1903 | | - | latest taxonomic authority | |
| Leptoplana mertemsii (Claperede, 1861) | | w | latest taxonomic authority | |
| Leptoplana microsora Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana modesta (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Leptoplana monosora Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana moseleyi Lang, 1884 | | - | latest taxonomic authority | |
| Leptoplana nadiae Melouk, 1941 | | - | latest taxonomic authority | |
| Leptoplana nationalis Plehn, 1896 | | - | latest taxonomic authority | |
| Leptoplana nigripunctata Ørsted, 1843 | | - | latest taxonomic authority | |
| Leptoplana notabilis (Darwin, 1844) | | - | latest taxonomic authority | |
| Leptoplana oblonga Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana obovata (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana obscura Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana obtusum (Collingwood, 1876) | | w | latest taxonomic authority | |
| Leptoplana oosora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana ophryoglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana orbicularis (Schmarda, 1859) | | w | latest taxonomic authority | |
| Leptoplana otophora Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana pacificola Plehn, 1896 | | - | latest taxonomic authority | |
| Leptoplana pallida (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Leptoplana panamensis Plehn, 1896 | | - | latest taxonomic authority | |
| Leptoplana pardalis Laidlaw, 1902 | | - | latest taxonomic authority | |
| Leptoplana patellarum Stimpson, 1855 | | - | latest taxonomic authority | |
| Leptoplana patellensis Collingwood, 1876 | | - | latest taxonomic authority | |
| Leptoplana pellucida Grube, 1840 | | - | latest taxonomic authority | |
| Leptoplana polycyclia (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana polysora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana punctata Stimpson, 1857 | | - | latest taxonomic authority | |
| Leptoplana punctata (Kelaart, 1858) | | - | latest taxonomic authority | |
| Leptoplana purpurea Schmarda, 1859 | | w | latest taxonomic authority | |
| Leptoplana rupicola Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Leptoplana saxicola Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Leptoplana schizoporellae Hallez, 1893 | | - | latest taxonomic authority | |
| Leptoplana schoenbornii Stimpson, 1857 | | w | latest taxonomic authority | |
| Leptoplana sciophila Boone, 1929 | | - | latest taxonomic authority | |
| Leptoplana sparsa Stimpson, 1855 | | - | latest taxonomic authority | |
| Leptoplana sp. (Schultze, 1854) | | - | latest taxonomic authority | |
| Leptoplana sp. Uljanin, 1870 | | - | latest taxonomic authority | |
| Leptoplana sp. (Dicelis) Studer, 1876 | [with synonyms] | - | latest taxonomic authority | |
| Leptoplana sp. Moseley, 1877 | | - | latest taxonomic authority | |
| Leptoplana sp. Andrews, 1892 | | - | latest taxonomic authority | |
| Leptoplana sp. Bock, 1913 | | - | latest taxonomic authority | |
| Leptoplana sp. Wilson, 1898 | | - | latest taxonomic authority | |
| Leptoplana sp. Shelford, 1901 | | - | latest taxonomic authority | |
| Leptoplana sp. Laidlaw, 1902 | | - | latest taxonomic authority | |
| Leptoplana sp. Child, 1904 | | - | latest taxonomic authority | |
| Leptoplana sp. Jacubowa, 1906 | | - | latest taxonomic authority | |
| Leptoplana sp. Graw & Darsie, 1918 | | - | latest taxonomic authority | |
| Leptoplana sp. Dakin, Bennett & Pope, 1948 | | - | latest taxonomic authority | |
| Leptoplana stimpsoni Diesing, 1862 | | - | latest taxonomic authority | |
| Leptoplana striata Schmarda, 1859 | | - | latest taxonomic authority | |
| Leptoplana subauriculata (Johnston, 1836) | | - | latest taxonomic authority | |
| Leptoplana subviridis Plehn, 1896 | | - | latest taxonomic authority | |
| Leptoplana suteri Jacubowa, 1906 | | - | latest taxonomic authority | |
| Leptoplana taenia (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana tenebrosa (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana tenella (Stimpson, 1857) | | - | latest taxonomic authority | |
| Leptoplana tigrina (Blanchard, 1847) | | - | latest taxonomic authority | |
| Leptoplana timida Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Leptoplana trapezoglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptoplana tremellaris (Müller, 1773) | | - | latest taxonomic authority | |
| Leptoplana tremellaris mediterranea Bock, 1913 | | - | other taxonomic work | |
| Leptoplana tremellaris taurica Jacubowa, 1909 | | w | latest taxonomic authority | |
| Leptoplana trullaeformis Stimpson, 1855 | | - | latest taxonomic authority | |
| Leptoplana tuba Grube, 1871 | | - | latest taxonomic authority | |
| Leptoplana variabilis (Girard, 1850) | | - | latest taxonomic authority | |
| Leptoplana vesiculata Hyman, 1939 | | - | latest taxonomic authority | |
| Leptoplana virilis Verrill, 1893 | | - | latest taxonomic authority | |
| Leptoplana vitrea Lang, 1884 | | - | latest taxonomic authority | |
| Leptoplaninae Mucroplana Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Mucroplana caelata Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Leptoplaninae Phylloplana Laidlaw, 1903 | [with synonyms] | - | latest taxonomic authority | |
| Phylloplana chloranota Boone, 1929 | | - | latest taxonomic authority | |
| Phylloplana lactea Laidlaw, 1903 | | - | latest taxonomic authority | |
| Phylloplana litoricola Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Phylloplana species (part) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Phylloplana tropicalis (Hyman, 1954) | | - | latest taxonomic authority | |
| Phylloplana viridis (Freeman, 1933) | | - | latest taxonomic authority | |
| Leptoplaninae Pulchriplana Palombi, 1938 | | - | latest taxonomic authority | |
| Pulchriplana insignis Palombi, 1938 | | - | latest taxonomic authority | |
| Leptoplaninae Suzakia Kato, 1934 | | w | latest taxonomic authority | |
| Suzakia badiomaculata (1) Kato, 1934 | | w | latest taxonomic authority | |
| Suzakia badiomaculata (2) Kato, 1934 | | - | latest taxonomic authority | |
| Leptoplaninae Tripylocelis Haswell, 1907 | | - | latest taxonomic authority | |
| Tripylocelis typica Haswell, 1907 | | - | latest taxonomic authority | |
| Leptoplanidae Stylochoplaninae Meixner, 1907 | | w | latest taxonomic authority | |
| Stylochoplaninae Alloioplana Plehn, 1896 | | - | latest taxonomic authority | |
| Alloioplana californica (Heath & McGregor 1913) | | - | latest taxonomic authority | |
| Alloioplana delicata Plehn, 1896 | | - | latest taxonomic authority | |
| Alloioplana sandiegensis (Boone, 1929) | | - | latest taxonomic authority | |
| Stylochoplaninae Candimboides Prudhoe, 1982 | | - | latest taxonomic authority | |
| Candimboides cuneiformis Prudhoe, 1982 | | - | latest taxonomic authority | |
| Candimboides rabita (Marcus & Marcus, 1968) | | - | latest taxonomic authority | |
| Stylochoplaninae Candimba Marcus, 1949 | | - | latest taxonomic authority | |
| Candimba divae Marcus, 1949 | | - | latest taxonomic authority | |
| Candimba rabita Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Stylochoplaninae Ceratoplana Bock, 1925 | | - | latest taxonomic authority | |
| Ceratoplana colobocentroti Bock, 1925 | | - | latest taxonomic authority | |
| Ceratoplana colobocentroti hawaiiensis Bock, 1925 | | w | latest taxonomic authority | |
| Stylochoplaninae Copidoplana Bock, 1913 | | - | latest taxonomic authority | |
| Copidoplana paradoxa Bock, 1913 | | - | latest taxonomic authority | |
| Copidoplana tripyla Hyman, 1953 | | - | latest taxonomic authority | |
| Copidoplana virgae Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Stylochoplaninae Digynopora Hyman, 1940 | | - | latest taxonomic authority | |
| Digynopora americana Hyman, 1940 | | - | latest taxonomic authority | |
| Stylochoplaninae Diplandros Hyman, 1953 | | - | latest taxonomic authority | |
| Diplandros singularis Hyman, 1953 | | - | latest taxonomic authority | |
| Stylochoplaninae Freemania Hyman, 1953 | | - | latest taxonomic authority | |
| Freemania litoricola (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Stylochoplaninae Leptocera Jacubowa, 1906 | | - | latest taxonomic authority | |
| Leptocera delicata Jacubowa, 1906 | | - | latest taxonomic authority | |
| Stylochoplaninae Macginitiella Hyman, 1953 | | - | latest taxonomic authority | |
| Macginitiella delmaris Hyman, 1953 | | - | latest taxonomic authority | |
| Stylochoplaninae Notoplanides Palombi, 1928 | | w | latest taxonomic authority | |
| Notoplanides alcha Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Notoplanides opisthopharynx Palombi, 1928 | | - | latest taxonomic authority | |
| Notoplanides species Palombi, 1928 | | - | latest taxonomic authority | |
| Stylochoplaninae Notoplanella Bock, 1931 | | - | latest taxonomic authority | |
| Notoplanella inarmata Bock, 1931 | | - | latest taxonomic authority | |
| Stylochoplaninae Notoplana Laidlaw, 1903 | | - | latest taxonomic authority | |
| Notoplana similis Dawydoff, 1952 | | - | other taxonomic work | |
| Notoplana acticola (Boone, 1929) | | - | latest taxonomic authority | |
| Notoplana alcinoi (Schmidt, 1861) | | - | latest taxonomic authority | |
| Notoplana annula Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Notoplana atlantica Bock, 1913 | | w | latest taxonomic authority | |
| Notoplana atomata (Müller, 1776) | | - | latest taxonomic authority | |
| Notoplana australis (Laidlaw, 1904) | | - | latest taxonomic authority | |
| Notoplana australis (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana australis huina Marcus, 1954 | | - | latest taxonomic authority | |
| Notoplana bahamensis Bock, 1913 | | - | latest taxonomic authority | |
| Notoplana binoculata (Verrill, 1901) | | - | latest taxonomic authority | |
| Notoplana caribbeana Hyman, 1939 | | - | latest taxonomic authority | |
| Notoplana celeris Freeman, 1933 | | - | latest taxonomic authority | |
| Notoplana chierchiae (Plehn, 1896) | | - | latest taxonomic authority | |
| Notoplana cotylifera Meixner, 1907 | | - | latest taxonomic authority | |
| Notoplana delicata (Yeri & Kaburaki, 1918) | | - | latest taxonomic authority | |
| Notoplana distincta Prudhoe, 1982 | | - | latest taxonomic authority | |
| Notoplana divae Marcus, 1948 | | - | latest taxonomic authority | |
| Notoplana dubia (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana erythrotaenia (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana evansii Laidlaw, 1903 | | - | latest taxonomic authority | |
| Notoplana fallax (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Notoplana ferruginea (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana gardineri (Laidlaw, 1904) | | - | latest taxonomic authority | |
| Notoplana haloglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana humilis (Stimpson, 1857) | | - | latest taxonomic authority | |
| Notoplana igiliensis Galleni, 1974 | | - | latest taxonomic authority | |
| Notoplana inquieta (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Notoplana inquilina Hyman, 1955 | | - | latest taxonomic authority | |
| Notoplana insularis Hyman, 1939 | | - | latest taxonomic authority | |
| Notoplana japonica Kato, 1937 | | - | latest taxonomic authority | |
| Notoplana koreana Kato, 1937 | | - | latest taxonomic authority | |
| Notoplana kuekenthali Plehn, 1896 | | - | latest taxonomic authority | |
| Notoplana lactoalba (Verrill, 1900) | | - | latest taxonomic authority | |
| Notoplana lapunda Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Notoplana libera Kato, 1939 | | - | latest taxonomic authority | |
| Notoplana longastyletta (Freeman, 1933) | | - | latest taxonomic authority | |
| Notoplana longicrumena Prudhoe, 1982 | | - | latest taxonomic authority | |
| Notoplana longiducta Hyman, 1959 | | - | latest taxonomic authority | |
| Notoplana longisaccata Hyman, 1959 | | w | latest taxonomic authority | |
| Notoplana martae Marcus, 1948 | | - | latest taxonomic authority | |
| Notoplana megala Marcus, 1952 | | - | latest taxonomic authority | |
| Notoplana micheli Marcus, 1949 | | - | latest taxonomic authority | |
| Notoplana micronesiana Hyman, 1959 | | - | latest taxonomic authority | |
| Notoplana microsora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana mortenseni Bock, 1913 | | - | latest taxonomic authority | |
| Notoplana natans Freeman, 1933 | | - | latest taxonomic authority | |
| Notoplana nationalis (Plehn, 1896) | | - | latest taxonomic authority | |
| Notoplana otophora (Schmarda, 1859) | | - | latest taxonomic authority | |
| Notoplana ovalis Bock, 1913 | | - | latest taxonomic authority | |
| Notoplana palaoensis Kato, 1943 | | - | latest taxonomic authority | |
| Notoplana palta Marcus, 1954 | | - | latest taxonomic authority | |
| Notoplana parvula Palombi, 1923 | | - | latest taxonomic authority | |
| Notoplana patellarum (Stimpson, 1855) | | - | latest taxonomic authority | |
| Notoplana pegnis Nicoll, 1934 | | - | other taxonomic work | |
| Notoplana plecta Marcus, 1947 | | - | latest taxonomic authority | |
| Notoplana puma Marcus, 1954 | | - | latest taxonomic authority | |
| Notoplana queruca Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Notoplana robusta Palombi, 1928 | | - | latest taxonomic authority | |
| Notoplana rupicola (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Notoplana sanguinea Freeman, 1933 | | - | latest taxonomic authority | |
| Notoplana sanjuania Freeman, 1933 | | - | latest taxonomic authority | |
| Notoplana sanpedrensis Freeman, 1930 | | - | latest taxonomic authority | |
| Notoplana sawayai Marcus, 1947 | | - | latest taxonomic authority | |
| Notoplana saxicola (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Notoplana sciophila (Boone, 1929) | | - | latest taxonomic authority | |
| Notoplana segnis Freeman, 1933 | | - | latest taxonomic authority | |
| Notoplana septentrionalis Kato, 1937 | | - | latest taxonomic authority | |
| Notoplana serica Kato, 1938 | | - | latest taxonomic authority | |
| Notoplana sophia Kato, 1939 | | - | latest taxonomic authority | |
| Notoplana species Miller & Batt, 1973 | | - | latest taxonomic authority | |
| Notoplana stilifera Bock, 1923 | | - | latest taxonomic authority | |
| Notoplana syntoma Marcus, 1947 | | - | latest taxonomic authority | |
| Notoplana tavoyensis Prudhoe, 1950 | | - | latest taxonomic authority | |
| Notoplana virilis (Verrill, 1893) | | - | latest taxonomic authority | |
| Notoplana vitrea (Lang, 1884) | | - | latest taxonomic authority | |
| Notoplana willeyi Jacubowa, 1906 | | - | latest taxonomic authority | |
| Stylochoplaninae Parviplana Hyman, 1953 | | - | latest taxonomic authority | |
| Parviplana californica (Woodworth, 1894) | | - | latest taxonomic authority | |
| Stylochoplaninae Plagiotata Plehn, 1896 | | - | latest taxonomic authority | |
| Plagiotata promiscua Plehn, 1896 | | - | latest taxonomic authority | |
| Stylochoplaninae Pucelis Marcus, 1947 | | - | latest taxonomic authority | |
| Pucelis evelinae Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochoplaninae Stylochoplana Stimpson, 1857 | | - | latest taxonomic authority | |
| Stylochoplana Stylochoplanoides Bock, 1923 | | w | latest taxonomic authority | |
| Stylochoplana (Stylochoplanoides) pusilla Bock, 1924 | | w | latest taxonomic authority | |
| Stylochoplana aberrans Kato, 1944 | | - | latest taxonomic authority | |
| Stylochoplana affinis Palombi, 1940 | | - | latest taxonomic authority | |
| Stylochoplana agilis Lang, 1884 | | - | latest taxonomic authority | |
| Stylochoplana amica Kato, 1937 | | - | latest taxonomic authority | |
| Stylochoplana angusta (Verrill, 1893) | | - | latest taxonomic authority | |
| Stylochoplana aulica Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochoplana bayeri Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Stylochoplana californica Woodworth, 1894 | | w | latest taxonomic authority | |
| Stylochoplana caraibica Palombi, 1924 | | - | latest taxonomic authority | |
| Stylochoplana challengeri (Graff, 1892) | | - | latest taxonomic authority | |
| Stylochoplana chilensis (Schmarda, 1859) | | - | latest taxonomic authority | |
| Stylochoplana chloranota Boone, 1929 | | - | latest taxonomic authority | |
| Stylochoplana clara Kato, 1937 | | - | latest taxonomic authority | |
| Stylochoplana conoceraea (Schmarda, 1859) | | - | latest taxonomic authority | |
| Stylochoplana diaphana (Stummer-Traunfels, 1933) | | w | latest taxonomic authority | |
| Stylochoplana divae Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochoplana elegans (Kelaart, 1858) | | - | latest taxonomic authority | |
| Stylochoplana evelinae Marcus, 1952 | | - | latest taxonomic authority | |
| Stylochoplana fasciata (Schmarda, 1859) | | - | latest taxonomic authority | |
| Stylochoplana floridana Pearse, 1938 | | - | latest taxonomic authority | |
| Stylochoplana folium (Grube, 1840) | | w | latest taxonomic authority | |
| Stylochoplana genicotyle Palombi, 1939 | | w | latest taxonomic authority | |
| Stylochoplana gracilis Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Stylochoplana graffi (Laidlaw, 1906) | | - | latest taxonomic authority | |
| Stylochoplana hancocki Hyman, 1953 | | - | latest taxonomic authority | |
| Stylochoplana heathi Boone, 1929 | | - | latest taxonomic authority | |
| Stylochoplana inquilina Hyman, 1950 | | - | latest taxonomic authority | |
| Stylochoplana lactoalba (Verrill, 1900) | | - | latest taxonomic authority | |
| Stylochoplana lactoalba tincta (Verrill, 1900) | | w | latest taxonomic authority | |
| Stylochoplana leptalea Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochoplana limnoriae (Hyman, 1953) | | - | latest taxonomic authority | |
| Stylochoplana longastyletta Freeman, 1933 | | - | latest taxonomic authority | |
| Stylochoplana longipenis Hyman, 1953 | | - | latest taxonomic authority | |
| Stylochoplana lynca Du Bois-Reymond Marcus, 1958 | | - | latest taxonomic authority | |
| Stylochoplana maculata (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Stylochoplana meleagrina (Kelaart, 1858) | | - | latest taxonomic authority | |
| Stylochoplana minuta Hyman, 1959 | | - | latest taxonomic authority | |
| Stylochoplana nadiae (Melouk, 1941) | | - | latest taxonomic authority | |
| Stylochoplana nationalis Plehn, 1896 | | - | latest taxonomic authority | |
| Stylochoplana oculifera (Girard, 1853) | | w | latest taxonomic authority | |
| Stylochoplana pallida (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Stylochoplana palmula (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Stylochoplana panamensis (Plehn, 1896) | | - | latest taxonomic authority | |
| Stylochoplana parasitica Kato, 1935 | | - | latest taxonomic authority | |
| Stylochoplana parva Palombi, 1939 | | - | latest taxonomic authority | |
| Stylochoplana plehni Bock, 1913 | | - | latest taxonomic authority | |
| Stylochoplana pusilla Bock, 1924 | | - | latest taxonomic authority | |
| Stylochoplana reishi Hyman, 1959 | | - | latest taxonomic authority | |
| Stylochoplana reticulata (Stimpson, 1855) | | - | latest taxonomic authority | |
| Stylochoplana robusta (Palombi, 1928) | | - | latest taxonomic authority | |
| Stylochoplana sargassicola (Mertens, 1832) | | - | latest taxonomic authority | |
| Stylochoplana selenopsis Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochoplana siamensis Palombi, 1923 | | - | latest taxonomic authority | |
| Stylochoplana snadda Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Stylochoplana species Laidlaw, 1902 | | - | latest taxonomic authority | |
| Stylochoplana species Day, Field & Penrith, 1970 | | - | latest taxonomic authority | |
| Stylochoplana species Morton & Miller, 1968 | | - | latest taxonomic authority | |
| Stylochoplana suesensis Palombi, 1939 | | - | latest taxonomic authority | |
| Stylochoplana suoensis Kato, 1943 | | - | latest taxonomic authority | |
| Stylochoplana taiwanica Kato, 1943 | | - | latest taxonomic authority | |
| Stylochoplana tarda (Graff, 1878) | | - | latest taxonomic authority | |
| Stylochoplana taurica Jacubowa, 1909 | | - | latest taxonomic authority | |
| Stylochoplana tenera Stimpson, 1857 | | - | latest taxonomic authority | |
| Stylochoplana tenuis Stimpson, 1857 | | - | latest taxonomic authority | |
| Stylochoplana tenuis Palombi, 1936 | | - | latest taxonomic authority | |
| Stylochoplana utinomii Kato, 1943 | | - | latest taxonomic authority | |
| Stylochoplana vesiculata Palombi, 1940 | | - | latest taxonomic authority | |
| Stylochoplana viridis Freeman, 1933 | | - | latest taxonomic authority | |
| Stylochoplana walsergia Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Stylochoplana wyona Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Stylochoplaninae Zygantroplana Laidlaw, 1906 | | - | latest taxonomic authority | |
| Zygantroplana angusta (Verrill, 1893) | | - | latest taxonomic authority | |
| Zygantroplana elepeasta Kato, 1944 | | w | latest taxonomic authority | |
| Zygantroplana henriettae Correa, 1949 | | - | latest taxonomic authority | |
| Zygantroplana plesia Correa, 1949 | | - | latest taxonomic authority | |
| Zygantroplana stylifera Hyman, 1953 | | - | latest taxonomic authority | |
| Zygantroplana verrilli Laidlaw, 1906 | | w | latest taxonomic authority | |
| Zygantroplana yrsa Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Planoceroidea Planoceridae Lang, 1884 | | - | latest taxonomic authority | |
| Planoceridae Aquaplana Hyman, 1953 | | - | latest taxonomic authority | |
| Aquaplana oceanica Hyman, 1953 | | - | latest taxonomic authority | |
| Aquaplana pacifica Hyman, 1959 | | - | latest taxonomic authority | |
| Planoceridae Disparoplana Laidlaw, 1903 | | - | latest taxonomic authority | |
| Disparoplana dubia Laidlaw, 1903 | | - | latest taxonomic authority | |
| Planoceridae Paraplanocera Laidlaw, 1903 | | - | latest taxonomic authority | |
| Paraplanocera aurora Laidlaw, 1903 | | - | latest taxonomic authority | |
| Paraplanocera discus (Willey, 1897) | | - | latest taxonomic authority | |
| Paraplanocera fritillata Hyman, 1959 | | - | latest taxonomic authority | |
| Paraplanocera laidlawi Jacubowa, 1906 | | - | latest taxonomic authority | |
| Paraplanocera langii (Laidlaw, 1902) | | w | latest taxonomic authority | |
| Paraplanocera marginata Meyer, 1922 | | - | latest taxonomic authority | |
| Paraplanocera misakiensis Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Paraplanocera oligoglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Paraplanocera rotumanensis Laidlaw, 1903 | | - | latest taxonomic authority | |
| Paraplanocera rubrifasciata Kato, 1937 | | - | latest taxonomic authority | |
| Planoceridae Planocera Blainville, 1828 | | - | latest taxonomic authority | |
| Planocera amphibolus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Planocera armata Laidlaw, 1902 | | - | latest taxonomic authority | |
| Planocera aurea (Kelaart, 1858) | | - | latest taxonomic authority | |
| Planocera bituberculata (Leuckart, 1828) | | - | latest taxonomic authority | |
| Planocera burchami Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Planocera californica Heath & McGregor, 1913 | | - | latest taxonomic authority | |
| Planocera corniculata (Dalyell, 1853) | | w | latest taxonomic authority | |
| Planocera crosslandi Laidlaw, 1903 | | - | latest taxonomic authority | |
| Planocera dictyotus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Planocera discoidea Willey, 1897 | | w | latest taxonomic authority | |
| Planocera discus Willey, 1897 | | - | latest taxonomic authority | |
| Planocera edmondsi Prudhoe, 1982 | | - | latest taxonomic authority | |
| Planocera elegans (Kelaart, 1858) | | - | latest taxonomic authority | |
| Planocera elliptica Girard, 1851 | | - | latest taxonomic authority | |
| Planocera folium (Grube, 1840) | | w | latest taxonomic authority | |
| Planocera gaimardi Blainville, 1828 | | - | latest taxonomic authority | |
| Planocera gilchristi Jacubowa, 1906 | | - | latest taxonomic authority | |
| Planocera graffi Lang, 1879 | | - | latest taxonomic authority | |
| Planocera grubei Graff, 1892 | | - | latest taxonomic authority | |
| Planocera hawaiiensis Heath, 1907 | | w | latest taxonomic authority | |
| Planocera heda Kato, 1944 | | - | latest taxonomic authority | |
| Planocera heteroglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Planocera inquilina Wheeler, 1894 | | - | latest taxonomic authority | |
| Planocera insignis Lang, 1884 | | - | latest taxonomic authority | |
| Planocera langii Laidlaw, 1902 | | w | latest taxonomic authority | |
| Planocera marginata (Stimpson, 1857) | | - | latest taxonomic authority | |
| Planocera muelleri Audouin, 1827 | | w | latest taxonomic authority | |
| Planocera multitentaculata Kato, 1940 | | - | latest taxonomic authority | |
| Planocera nebulosa Girard, 1853 | | - | latest taxonomic authority | |
| Planocera oligoglena (Schmarda, 1859) | | - | latest taxonomic authority | |
| Planocera oxyceraea (Schmarda, 1859) | | w | latest taxonomic authority | |
| Planocera pacifica Hyman, 1954 | | - | latest taxonomic authority | |
| Planocera papillosa Lang, 1884 | | - | latest taxonomic authority | |
| Planocera pelagica (Moseley, 1877) | | w | latest taxonomic authority | |
| Planocera pellucida (Mertens, 1832) | | - | latest taxonomic authority | |
| Planocera profunda Kato, 1937 | | - | latest taxonomic authority | |
| Planocera purpurea Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Planocera rainieri Belloc, 1961 | | w | latest taxonomic authority | |
| Planocera reticulata (Stimpson, 1855) | | - | latest taxonomic authority | |
| Planocera reticulata (Gray, 1860) | | w | latest taxonomic authority | |
| Planocera sandiegensis Boone, 1929 | | - | latest taxonomic authority | |
| Planocera sargassicola (Mertens, 1832) | | - | latest taxonomic authority | |
| Planocera simrothi Graff, 1892 | | - | latest taxonomic authority | |
| Planocera species (1) Laidlaw, 1903 | | - | latest taxonomic authority | |
| Planocera species (2) Laidlaw, 1903 | | - | latest taxonomic authority | |
| Planocera species Haswell, 1907 | | - | latest taxonomic authority | |
| Planocera sp. Steinbeck & Ricketts, 1941 | | - | latest taxonomic authority | |
| Planocera species Prudhoe, 1945 | | - | latest taxonomic authority | |
| Planocera species Morton & Miller, 1968 | | - | latest taxonomic authority | |
| Planocera suesensis (Ehrenberg, 1831) | | - | latest taxonomic authority | |
| Planocera thesea (Kelaart, 1858) | | - | latest taxonomic authority | |
| Planocera tridentata Hyman, 1953 | | - | latest taxonomic authority | |
| Planocera uncinata Palombi, 1939 | | - | latest taxonomic authority | |
| Planocera villosa Lang, 1884 | | - | latest taxonomic authority | |
| Planoceridae Planocerodes Palombi, 1936 | | - | latest taxonomic authority | |
| Planocerodes ceratommata Palombi, 1936 | | - | latest taxonomic authority | |
| Planoceroidea Stylochocestidae Bock, 1913 | | - | latest taxonomic authority | |
| Stylochocestidae Stylochocestus Laidlaw, 1903 | | - | latest taxonomic authority | |
| Stylochocestus gracilis Laidlaw, 1904 | | - | latest taxonomic authority | |
| Planoceroidea Theamatidae Marcus, 1949 | | - | latest taxonomic authority | |
| Theamatidae Theama Marcus, 1949 | | - | latest taxonomic authority | |
| Theama evelinae Marcus, 1949 | | - | latest taxonomic authority | |
| Theama occidua Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Acotylea Stylochoidea Poche, 1925 | | - | other taxonomic work | |
| Stylochoidea Cryptocelididae Laidlaw, 1903 | | w | latest taxonomic authority | |
| Cryptocelidinae Amemiyaia Kato, 1944 | | - | latest taxonomic authority | |
| Amemiyaia pacifica Kato, 1944 | | - | latest taxonomic authority | |
| Cryptocelidinae Comprostatum Hyman, 1944 | | - | latest taxonomic authority | |
| Comprostatum insularis Hyman, 1944 | | - | latest taxonomic authority | |
| Comprostatum veneris Hyman, 1944 | | w | latest taxonomic authority | |
| Cryptocelidinae Cryptocelis Lang, 1884 | | - | latest taxonomic authority | |
| Cryptocelis alba Lang, 1884 | | w | latest taxonomic authority | |
| Cryptocelis amakusaensis Kato, 1936 | | - | latest taxonomic authority | |
| Cryptocelis arenicola Hallez, 1893 | | - | latest taxonomic authority | |
| Cryptocelis compacta Lang, 1884 | | - | latest taxonomic authority | |
| Cryptocelis equiteni Hallez, 1888 | | - | latest taxonomic authority | |
| Cryptocelis glandulata Jacubowa, 1909 | | - | latest taxonomic authority | |
| Cryptocelis ijimai Bock, 1923 | | w | latest taxonomic authority | |
| Cryptocelis insularis Hyman, 1953 | | - | latest taxonomic authority | |
| Cryptocelis lactea Lang, 1884 | | w | latest taxonomic authority | |
| Cryptocelis lilianae Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Cryptocelis littoralis Kato, 1937 | | - | latest taxonomic authority | |
| Cryptocelis occidentalis Hyman, 1953 | | - | latest taxonomic authority | |
| Cryptocelis orientalis Kato, 1939 | | - | latest taxonomic authority | |
| Cryptocelis species (7 in no.) Jacubowa, 1906 | | - | latest taxonomic authority | |
| Cryptocelis species Jacubowa, 1906 | | - | latest taxonomic authority | |
| Cryptocelis species Haswell, 1907 | | - | latest taxonomic authority | |
| Cryptocelis species Bock, 1913 | | - | latest taxonomic authority | |
| Cryptocelidinae Igluta Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Igluta tipuca Marcus & Marcus, 1968 | | - | latest taxonomic authority | 73 |
| Cryptocelidinae Longiprostatum Hyman, 1953 | | - | latest taxonomic authority | |
| Longiprostatum rickettsi Hyman, 1953 | | - | latest taxonomic authority | |
| Cryptocelidinae Mesocela Jacubowa, 1906 | | - | latest taxonomic authority | |
| Mesocela caledonica Jacubowa, 1906 | | - | latest taxonomic authority | |
| Cryptocelidinae Microcelis Plehn, 1899 | | - | latest taxonomic authority | |
| Microcelis schauinslandi Plehn, 1899 | | - | latest taxonomic authority | |
| Cryptocelidinae Ommatoplana Laidlaw, 1903 | | - | latest taxonomic authority | |
| Ommatoplana levis Hyman, 1953 | | - | latest taxonomic authority | |
| Ommatoplana mexicana Hyman, 1955 | | - | latest taxonomic authority | |
| Ommatoplana oceanica Hyman, 1955 | | - | latest taxonomic authority | |
| Ommatoplana tuberculata Laidlaw, 1903 | | - | latest taxonomic authority | |
| Cryptocelidinae Phaenocelis Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Phaenocelis medvedica Marcus, 1952 | | - | latest taxonomic authority | |
| Phaenocelis mexicana Hyman, 1953 | | - | latest taxonomic authority | |
| Phaenocelis peleca Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Phaenocelis purpurea (Schmarda, 1859) | | - | latest taxonomic authority | |
| Cryptocelidinae Triadomma Marcus, 1947 | | - | latest taxonomic authority | |
| Triadomma curvum Marcus, 1949 | | - | latest taxonomic authority | |
| Triadomma evelinae Marcus, 1947 | | - | latest taxonomic authority | |
| Cryptocelididae Taenioplaninae Marcus & Marcus, 1966 | | w | latest taxonomic authority | |
| Taenioplaninae Anandroplana Hyman, 1955 | | - | latest taxonomic authority | |
| Anandroplana muscularis Hyman, 1955 | | - | latest taxonomic authority | |
| Anandroplana portoricensis Hyman, 1955 | | - | latest taxonomic authority | |
| Taenioplaninae Ilyplanoides Kato, 1944 | | - | latest taxonomic authority | |
| Ilyplanoides mitsuii Kato, 1944 | | w | latest taxonomic authority | |
| Laidlawiana penangensis (Laidlaw, 1903) | | w | latest taxonomic authority | |
| Paranandroplana portoricensis (Hyman, 1955) | | w | latest taxonomic authority | |
| Taenioplaninae Semonia Plehn, 1896 | | - | latest taxonomic authority | |
| Semonia maculata Plehn, 1896 | | - | latest taxonomic authority | |
| Semonia penangensis Laidlaw, 1903 | | - | latest taxonomic authority | |
| Taenioplaninae Taenioplana Hyman, 1944 | | - | latest taxonomic authority | |
| Taenioplana teredini Hyman, 1944 | | - | latest taxonomic authority | |
| Stylochoidea Discocelididae Laidlaw, 1903 | | w | latest taxonomic authority | |
| Discocelididae Adenoplana Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Adenoplana antillarum Hyman, 1955 | | - | latest taxonomic authority | |
| Adenoplana evelinae Marcus, 1950 | | - | latest taxonomic authority | |
| Adenoplana obovata (Schmarda, 1859) | | - | latest taxonomic authority | |
| Adenoplana platae Hyman, 1955 | | - | latest taxonomic authority | |
| Discocelididae Coronadena Hyman, 1940 | | - | latest taxonomic authority | |
| Coronadena mutabilis (Verrill, 1873) | | - | latest taxonomic authority | |
| Discocelididae Discocelis Ehrenberg, 1836 | [with synonyms] | - | latest taxonomic authority | |
| Discocelis australis Hyman, 1959 | | - | latest taxonomic authority | |
| Discocelis binoculata Verrill, 1901 | | - | latest taxonomic authority | |
| Discocelis cyclops Verrill, 1901 | | - | latest taxonomic authority | |
| Discocelis fulva (Kato, 1944) | | - | latest taxonomic authority | |
| Discocelis grisea Pearse, 1938 | | - | latest taxonomic authority | |
| Discocelis herdmani (Herdman, 1894) | | w | latest taxonomic authority | |
| Discocelis insularis Hyman, 1955 | | - | latest taxonomic authority | |
| Discocelis japonica Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Discocelis lactea Stimpson, 1857 | | - | latest taxonomic authority | |
| Discocelis lichenoides (Mertens, 1832) | | - | latest taxonomic authority | |
| Discocelis mutabilis (Verrill, 1873) | | - | latest taxonomic authority | |
| Discocelis pusilla Kato, 1938 | | - | latest taxonomic authority | |
| Discocelis species Plehn, 1896 | | - | latest taxonomic authority | |
| Discocelis tigrina (Blanchard, 1847) | | - | latest taxonomic authority | |
| Discocelididae Thalamoplana Laidlaw, 1903 | | - | latest taxonomic authority | |
| Thalamoplana herdmani Laidlaw, 1904 | | - | latest taxonomic authority | |
| Stylochoidea Latocestidae Laidlaw, 1903 | | - | latest taxonomic authority | |
| Latocestinae Alleena Marcus, 1947 | | - | latest taxonomic authority | |
| Alleena callizona Marcus, 1947 | | - | latest taxonomic authority | |
| Alleena mexicana Hyman, 1953 | | - | latest taxonomic authority | |
| Latocestinae Aprostatum Bock, 1913 | | - | latest taxonomic authority | |
| Aprostatum stiliferum Bock, 1913 | | - | latest taxonomic authority | |
| Latocestinae Latocestus Plehn, 1896 | [with synonyms] | - | latest taxonomic authority | |
| Latocestus atlanticus Plehn, 1896 | | - | latest taxonomic authority | |
| Latocestus brasiliensis Hyman, 1955 | | - | latest taxonomic authority | |
| Latocestus caribbeanus Prudhoe, 1944 | | - | latest taxonomic authority | |
| Latocestus galapagensis Hyman, 1953 | | - | latest taxonomic authority | |
| Latocestus maldivensis (Laidlaw, 1902) | | - | latest taxonomic authority | |
| Latocestus marginatus Meixner, 1907 | | - | latest taxonomic authority | |
| Latocestus ocellatus Marcus, 1947 | | - | latest taxonomic authority | |
| Latocestus pacificus Laidlaw, 1903 | | - | latest taxonomic authority | |
| Latocestus plehni Laidlaw, 1906 | | - | latest taxonomic authority | |
| Latocestus sp. Laidlaw, 1903 | | - | latest taxonomic authority | |
| Latocestus sp. Bock, 1913 | | - | latest taxonomic authority | |
| Latocestus sp. Steinbeck & Ricketts, 1941 | | - | latest taxonomic authority | |
| Latocestus sp. Prudhoe, 1982 | | - | latest taxonomic authority | |
| Latocestus viridis Bock, 1913 | | - | latest taxonomic authority | |
| Latocestus whartoni (Pearse, 1938) | | - | latest taxonomic authority | |
| Latocestinae Nonatona Marcus, 1953 | | - | latest taxonomic authority | |
| Nonatona euscopa Marcus, 1952 | | - | latest taxonomic authority | |
| Latocestinae Oculoplana Pearse, 1938 | | - | latest taxonomic authority | |
| Oculoplana whartoni Pearse, 1938 | | - | latest taxonomic authority | |
| Trigonoporinae Bergendalia Laidlaw, 1903 | | - | latest taxonomic authority | |
| Bergendalia anomala Laidlaw, 1903 | | - | latest taxonomic authority | |
| Bergendalia diversa Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Bergendalia mirabilis Kato, 1938 | | - | latest taxonomic authority | |
| Trigonoporinae Pentaplana Marcus, 1949 | | - | latest taxonomic authority | |
| Pentaplana divae Marcus, 1949 | | - | latest taxonomic authority | |
| Trigonoporinae Trigonoporus Lang, 1884 | [with synonyms] | - | latest taxonomic authority | |
| Trigonoporus anomala (Laidlaw, 1903) | | w | latest taxonomic authority | |
| Trigonoporus cephalophthalmus Lang, 1884 | | - | latest taxonomic authority | |
| Trigonoporus diversus (Yeri & Kaburaki, 1918) | | - | latest taxonomic authority | |
| Trigonoporus folium (Verrill, 1873) | | - | latest taxonomic authority | |
| Trigonoporus microps Verrill, 1901 | | - | latest taxonomic authority | |
| Trigonoporus mirabilis (Kato, 1938) | | - | latest taxonomic authority | |
| Stylochoidea Plehniidae Bock, 1913 | | w | latest taxonomic authority | |
| Plehniidae Discocelides Bergendal, 1893 | | - | latest taxonomic authority | |
| Discocelides ellipsoides (Girard, 1853) | | w | latest taxonomic authority | |
| Discocelides langi Bergendal, 1893 | | - | latest taxonomic authority | |
| Nephtheaplana tropica (Hyman, 1959) | | w | latest taxonomic authority | 46-47 |
| Plehniidae Paraplehnia Hyman, 1953 | | w | latest taxonomic authority | |
| Paraplehnia japonica (Bock, 1923) | | - | latest taxonomic authority | |
| Paraplehnia pacifica (Kato, 1939) | | - | latest taxonomic authority | |
| Plehniidae Plehnia Bock, 1913 | | - | latest taxonomic authority | |
| Plehnia arctica (Plehn, 1896) | | - | latest taxonomic authority | |
| Plehnia caeca Hyman, 1953 | | - | latest taxonomic authority | |
| Plehnia caeca oculifera Hyman, 1953 | | w | latest taxonomic authority | |
| Plehnia ellipsoides (Girard, 1853) | | - | latest taxonomic authority | |
| Plehnia japonica Bock, 1923 | | - | latest taxonomic authority | |
| Plehnia pacifica Kato, 1939 | | - | latest taxonomic authority | |
| Plehnia tropica Hyman, 1959 | | - | latest taxonomic authority | |
| Stylochoidea Polyposthiidae Bergendal, 1893 | | w | latest taxonomic authority | |
| Polyposthiidae Cryptocelides Bergendal, 1890 | | - | latest taxonomic authority | |
| Cryptocelides loveni Bergendal, 1890 | | - | latest taxonomic authority | |
| Cryptocelides samoensis Palombi, 1923 | | - | latest taxonomic authority | |
| Polyposthiidae Metaposthia Palombi, 1923 | | - | latest taxonomic authority | |
| Metaposthia norfolkensis Palombi, 1923 | | - | latest taxonomic authority | |
| Polyposthiidae Polyposthia Bergendal, 1893 | | - | latest taxonomic authority | |
| Polyposthia similis Bergendal, 1893 | | - | latest taxonomic authority | |
| Polyposthiidae Polyposthides Palombi, 1924 | | - | latest taxonomic authority | |
| Polyposthides affinis Palombi, 1923 | | - | latest taxonomic authority | |
| Polyposthides caraibica Palombi, 1923 | | - | latest taxonomic authority | |
| Polyposthides karimalensis Palombi, 1924 | | w | latest taxonomic authority | |
| Polyposthiidae Polyphalloplana Bock (in Beauchamp 1951) | | - | latest taxonomic authority | |
| Polyphalloplana bocki de Beauchamp, 1951 | | - | other taxonomic work | |
| Stylochoidea Stylochidae Stimpson, 1857 | | w | other taxonomic work | |
| Stylochidae Cryptophallinae Bresslau, 1933 | | w | latest taxonomic authority | |
| Cryptophallinae Cryptophallus Bock, 1913 | | - | latest taxonomic authority | |
| Cryptophallus aegypticus Melouk, 1940 | | - | latest taxonomic authority | |
| Cryptophallus bartschi Kaburaki, 1923 | | w | latest taxonomic authority | |
| Cryptophallus eximius Kato, 1937 | | - | latest taxonomic authority | |
| Cryptophallus japonicus Kato, 1944 | | w | latest taxonomic authority | |
| Cryptophallus magnus Freeman, 1933 | | - | latest taxonomic authority | |
| Cryptophallus sondaicus Bock, 1925 | | - | latest taxonomic authority | |
| Cryptophallus wahlbergi Bock, 1913 | | - | latest taxonomic authority | |
| Cryptophallinae Kaburakia Bock, 1925 | | - | latest taxonomic authority | |
| Kaburakia excelsa Bock, 1925 | | - | latest taxonomic authority | |
| Kaburakia gloriosa Kato, 1938 | | - | latest taxonomic authority | |
| Cryptophallinae Mexistylochus Hyman, 1953 | | w | other taxonomic work | |
| Mexistylochus tuberculatus Hyman, 1953 | | - | latest taxonomic authority | |
| Cryptophallinae Mirostylochus Kato, 1937 | | w | latest taxonomic authority | |
| Mirostylochus akkeshiensis Kato, 1937 | [with synonyms] | w | other taxonomic work | |
| Stylochidae Enterogoninae Bresslau, 1933 | | w | latest taxonomic authority | |
| Enterogoninae Discostylochus Bock, 1925 | | - | latest taxonomic authority | |
| Discostylochus parcus Bock, 1925 | | - | latest taxonomic authority | |
| Discostylochus yatsui Kato, 1937 | | - | latest taxonomic authority | |
| Enterogoninae Enterogonia Haswell, 1907 | | - | latest taxonomic authority | |
| Enterogonia orbicularis (Schmarda, 1859) | | - | latest taxonomic authority | |
| Enterogonia orbicularis pigrans Haswell, 1907 | | w | latest taxonomic authority | |
| Enterogonia pigrans Haswell, 1907 | | - | latest taxonomic authority | |
| Enterogonia pigrans novaezeylandiae Bock, 1925 | | w | latest taxonomic authority | |
| Stylochidae Idioplaninae Bresslau, 1933 | | w | latest taxonomic authority | |
| Idioplaninae Ancoratheca Prudhoe, 1982 | | - | latest taxonomic authority | |
| Ancoratheca australiensis Prudhoe, 1982 | | - | latest taxonomic authority | 63 |
| Ancoratheca pacifica Bock, 1923 | | w | latest taxonomic authority | |
| Idioplaninae Crassiplana Hyman, 1955 | | - | latest taxonomic authority | |
| Crassiplana albatrossi Hyman, 1955 | | - | latest taxonomic authority | |
| Idioplaninae Idioplana Woodworth, 1898 | | - | latest taxonomic authority | |
| Idioplana australiensis Woodworth, 1898 | | - | latest taxonomic authority | |
| Idioplana pacifica Kato, 1943 | | - | latest taxonomic authority | |
| Idioplaninae Idioplanoides Barbour, 1912 | [with synonyms] | - | latest taxonomic authority | |
| Idioplanoides atlanticum Bock, 1913 | | w | latest taxonomic authority | |
| Idioplanoides insignis (Laidlaw, 1904) | | - | latest taxonomic authority | |
| Idioplaninae Leptostylochus Bock, 1925 | | - | latest taxonomic authority | |
| Leptostylochus capensis Palombi, 1938 | | - | latest taxonomic authority | |
| Leptostylochus elongatus Bock, 1925 | | - | latest taxonomic authority | |
| Leptostylochus gracilis Kato, 1934 | | - | latest taxonomic authority | |
| Leptostylochus novacambrensis Hyman, 1959 | | - | latest taxonomic authority | |
| Leptostylochus ovatus Kato, 1937 | | - | latest taxonomic authority | |
| Leptostylochus polysorus (Schmarda, 1859) | | - | latest taxonomic authority | |
| Leptostylochus sp. Palombi, 1936 | | - | latest taxonomic authority | |
| Leptostylochus sp. Kato, 1937 | | - | latest taxonomic authority | |
| Leptostylochus sp. Bock, 1925 | | - | latest taxonomic authority | |
| Idioplaninae Limnostylochus Bock, 1913 | [with synonyms] | - | latest taxonomic authority | |
| Limnostylochus amara (Kaburaki, 1918) | | - | latest taxonomic authority | |
| Limnostylochus annandalei (Kaburaki, 1918) | | w | latest taxonomic authority | |
| Limnostylochus borneensis (Stummer-Traunfels, 1902) | | - | latest taxonomic authority | |
| Idioplaninae Neostylochus Yeri & Kaburaki, 1920 | | - | latest taxonomic authority | 61 |
| Neostylochus fulvopunctatus Yeri & Kaburaki, 1920 | | - | latest taxonomic authority | |
| Neostylochus pacificus Bock, 1923 | | - | latest taxonomic authority | |
| Neostylochus sp.nov. Day, Field & Penrith, 1970 | | - | latest taxonomic authority | |
| Neostylochus species Bock, 1923 | | - | latest taxonomic authority | |
| Neostylochus viridis Bock, 1925 | | - | latest taxonomic authority | |
| Idioplaninae Shelfordia Stummer-Traunfels, 1902 | | - | latest taxonomic authority | 60 |
| Shelfordia amara Kaburaki, 1918 | | - | latest taxonomic authority | |
| Shelfordia annadalei Kaburaki, 1918 | | w | latest taxonomic authority | |
| Shelfordia annandalei Kaburaki, 1918 | | w | latest taxonomic authority | |
| Shelfordia borneensis Stummer-Traunfels, 1902 | | - | latest taxonomic authority | 60 |
| Idioplaninae Woodworthia Laidlaw, 1904 | | - | latest taxonomic authority | |
| Woodworthia atlantica Bock, 1913 | | - | latest taxonomic authority | |
| Woodworthia insignis Laidlaw, 1904 | | - | latest taxonomic authority | |
| Stylochidae Stylochinae Laidlaw, 1903 | | w | latest taxonomic authority | |
| Stylochinae Dicelis Schmarda, 1859 | | - | latest taxonomic authority | |
| Dicelis megalops Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochinae Diopsis Diesing, 1862 | | - | latest taxonomic authority | |
| Diopsis borealis Diesing, 1862 | | - | latest taxonomic authority | |
| Diopsis megalops (Schmarda, 1859) | | - | latest taxonomic authority | |
| Stylochinae Eustylochus Verrill, 1893 | | - | latest taxonomic authority | |
| Eustylochus ellipticus (Girard, 1850) | | - | latest taxonomic authority | |
| Eustylochus meridionalis Pearse, 1938 | | - | latest taxonomic authority | |
| Stylochinae Ilyplana Bock, 1925 | | - | latest taxonomic authority | |
| Ilyplana aberrans Bock, 1925 | | - | latest taxonomic authority | |
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| conoceraea Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus oculifera (Girard, 1853) | [with synonyms] | w | other taxonomic work | |
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| truncata Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochinae Indistylochus Hyman, 1955 | | - | latest taxonomic authority | |
| Indistylochus hewatti Hyman, 1955 | | - | latest taxonomic authority | |
| Stylochinae Meixneria Bock, 1913 | | - | latest taxonomic authority | |
| Meixneria furva Bock, 1913 | | - | latest taxonomic authority | |
| Stylochinae Parastylochus Bock, 1913 | | - | latest taxonomic authority | |
| Parastylochus astis Bock, 1913 | | - | latest taxonomic authority | |
| Stylochinae Stylochus Ehrenberg, 1831 | [with synonyms] | - | latest taxonomic authority | |
| Stylochus albus Hallez, 1905 | | - | latest taxonomic authority | |
| Stylochus alexandrinus Steinböck, 1937 | | w | other taxonomic work | |
| Stylochus amphibolus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus aomori Kato, 1937 | | w | latest taxonomic authority | |
| Stylochus arenosus Willey, 1897 | | w | latest taxonomic authority | |
| Stylochus argus Czerniavsky, 1981 | | - | latest taxonomic authority | |
| Stylochus atentaculatus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus bermudensis Verrill, 1901 | | - | latest taxonomic authority | |
| Stylochus californicus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus castaneus Palombi, 1939 | | w | latest taxonomic authority | |
| Stylochus catus Du Bois-Reymond Marcus, 1958 | | w | latest taxonomic authority | |
| Stylochus ceylanicus Laidlaw, 1904 | | w | latest taxonomic authority | |
| Stylochus cinereus Willey, 1897 | | - | latest taxonomic authority | |
| Stylochus conglomeratus Stimpson, 1857 | | - | latest taxonomic authority | |
| Stylochus conoceraeus Schmarda, 1859 | | w | latest taxonomic authority | |
| Stylochus corniculatus (Dalyell, 1853) | | - | latest taxonomic authority | |
| Stylochus corniculatus Stimpson, 1855 | | - | latest taxonomic authority | |
| Stylochus coseirensis Bock, 1925 | | - | latest taxonomic authority | |
| Stylochus crassus Verrill, 1893 | | - | latest taxonomic authority | |
| Stylochus crassus Bock, 1921 | | - | latest taxonomic authority | |
| Stylochus dictyotus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus djiboutiensis Meixner, 1907 | | w | other taxonomic work | |
| Stylochus ellipticus (Girard, 1850) | | - | latest taxonomic authority | |
| Stylochus exiguus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus fasciatus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus ferox Bock, 1925 | [with synonyms] | w | other taxonomic work | |
| Stylochus flevensis Hofker, 1930 | | w | latest taxonomic authority | |
| Stylochus floridanus Pearse, 1938 | | - | latest taxonomic authority | |
| Stylochus folium Grube, 1840 | | - | latest taxonomic authority | |
| Stylochus franciscanus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus gaimardi (Blainville, 1828) | | - | latest taxonomic authority | |
| Stylochus hamanensis Kato, 1944 | | w | latest taxonomic authority | |
| Stylochus heteroglenus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus hyalinus Bock, 1913 | | w | latest taxonomic authority | |
| Stylochus ijimai Yeri & Kaburaki, 1918 | | w | latest taxonomic authority | |
| Stylochus inimicus Palombi, 1931 | | - | latest taxonomic authority | |
| Stylochus insolitus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus isifer Du Bois-Reymond Marcus, 1955 | | - | latest taxonomic authority | |
| Stylochus izuensis Kato, 1944 | | w | latest taxonomic authority | |
| Stylochus limosus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Stylochus linteus Müller, 1854 | | - | latest taxonomic authority | |
| Stylochus littoralis Verrill, 1873 | | - | latest taxonomic authority | |
| Stylochus luteus Graff, 1882 | | w | latest taxonomic authority | |
| Stylochus maculatus Quatrefage, 1845 | | - | latest taxonomic authority | |
| Stylochus marginatus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Stylochus marmoreus Bock, 1925 | | w | latest taxonomic authority | |
| Stylochus martae Marcus, 1947 | | - | latest taxonomic authority | |
| Stylochus mediterraneus Galleni, 1976 | | - | latest taxonomic authority | |
| Stylochus megalops (Schmarda, 1859) | | w | latest taxonomic authority | |
| Stylochus meixneri Bock, 1925 | | w | latest taxonomic authority | |
| Stylochus mertensi Diesing, 1850 | | - | latest taxonomic authority | |
| Stylochus minimus Palombi, 1940 | | w | latest taxonomic authority | |
| Stylochus miyadii Kato, 1944 | | w | latest taxonomic authority | |
| Stylochus neapolitanus (Delle Chiaje, 1841) | | w | latest taxonomic authority | |
| Stylochus nebulosus (Girard, 1853) | | w | latest taxonomic authority | |
| Stylochus obscurus Stimpson, 1857 | | - | latest taxonomic authority | |
| Stylochus oculiferus (Girard, 1853) | | w | latest taxonomic authority | |
| Stylochus oligochlaenus Grube, 1868 | | - | latest taxonomic authority | |
| Stylochus oligoglenus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus orientalis Bock, 1913 | | w | other taxonomic work | |
| Stylochus orientalis splendida Bock, 1913 | | w | latest taxonomic authority | |
| Stylochus oxyceraeus Schmarda, 1859 | | - | latest taxonomic authority | |
| Stylochus palmula Quatrefage, 1845 | | - | latest taxonomic authority | |
| Stylochus papillosus Diesing, 1836 | | - | latest taxonomic authority | |
| Stylochus pelagicus Moseley, 1877 | | w | latest taxonomic authority | |
| Stylochus pellucidus (Mertens, 1832) | | - | latest taxonomic authority | |
| Stylochus pilidium (Goette, 1881) | | w | latest taxonomic authority | |
| Stylochus plessisii Lang, 1884 | | - | latest taxonomic authority | |
| Stylochus pulcher Hyman, 1939 | | w | latest taxonomic authority | |
| Stylochus pusillus Bock, 1913 | | - | latest taxonomic authority | |
| Stylochus refertus Du Bois-Reymond Marcus, 1965 | | w | latest taxonomic authority | |
| Stylochus reticulatus Stimpson, 1855 | | - | latest taxonomic authority | |
| Stylochus roseus Sars, 1878 | | - | latest taxonomic authority | |
| Stylochus rutilis Yeri & Kaburaki, 1918 | | w | latest taxonomic authority | |
| Stylochus salmoneus Meixner, 1907 | | w | latest taxonomic authority | |
| Stylochus sargassicola (Mertens, 1832) | | - | latest taxonomic authority | |
| Stylochus sixteni Marcus, 1947 | | w | other taxonomic work | |
| Stylochus speciosus Kato, 1937 | | w | latest taxonomic authority | |
| Stylochus sp. Grube, 1840 | | - | latest taxonomic authority | |
| Stylochus sp. Minot, 1877 | | - | other taxonomic work | |
| Stylochus sp. Jacubowa, 1909 | | - | latest taxonomic authority | |
| Stylochus sp. Bock, 1923 | | - | latest taxonomic authority | |
| Stylochus sp. Bock, 1925 | | - | latest taxonomic authority | |
| Stylochus sp. Bock, 1927 | | - | latest taxonomic authority | |
| Stylochus sp. Steinbeck & Ricketts, 1941 | | - | other taxonomic work | |
| Stylochus sp. Day, Field & Penrith, 1970 | | - | latest taxonomic authority | |
| Stylochus suesensis Ehrenberg, 1831 | | w | latest taxonomic authority | |
| Planaria suesensis (Ehrenberg, 1831) | | w | latest taxonomic authority | |
| Stylochus tardus Graff, 1878 | | - | latest taxonomic authority | |
| Stylochus tauricus Jacubowa, 1909 | | w | latest taxonomic authority | |
| Stylochus tenax Palombi, 1936 | | - | latest taxonomic authority | |
| Stylochus tener (Stimpson, 1857) | | - | latest taxonomic authority | |
| Stylochus ticus Marcus, 1952 | | w | latest taxonomic authority | |
| Stylochus tripartitus Hyman, 1953 | | w | latest taxonomic authority | |
| Stylochus truncatus (Schmarda, 1859) | | - | latest taxonomic authority | |
| Stylochus uniporus Kato, 1944 | | w | latest taxonomic authority | |
| Stylochus vesiculata Jacubowa, 1909 | | w | latest taxonomic authority | |
| Stylochus vigilax Laidlaw, 1904 | | w | latest taxonomic authority | |
| Stylochus zanzibaricus Laidlaw, 1903 | | w | latest taxonomic authority | |
| Stylochus zebra (Verrill, 1882) | | w | latest taxonomic authority | |
| Polycladida (II) Acotylina Pearse, 1936 | | w | latest taxonomic authority | |
| Polycladida (II) Cotylea Lang, 1884 | | - | latest taxonomic authority | |
| Cotylea Anonymidae Lang, 1884 | | - | latest taxonomic authority | |
| Anonymidae Anonymus Lang, 1884 | | - | latest taxonomic authority | |
| Anonymus virilis Lang, 1884 | | - | latest taxonomic authority | |
| Cotylea Boniniidae Bock, 1923 | | - | latest taxonomic authority | |
| Boniniidae Boninia Bock, 1923 | | - | latest taxonomic authority | |
| Boninia antillarum (Hyman, 1955) | | - | latest taxonomic authority | |
| Boninia divae Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Boninia mirabilis Bock, 1923 | | - | latest taxonomic authority | |
| Boniniidae Paraboninia Prudhoe, 1944 | | - | latest taxonomic authority | |
| Paraboninia caymanensis Prudhoe, 1944 | | - | latest taxonomic authority | |
| Boniniidae Traunfelsia Laidlaw, 1906 | | w | latest taxonomic authority | |
| Traunfelsia elongata Laidlaw, 1906 | | - | latest taxonomic authority | |
| Traunfelsia species Dawydoff, 1952 | | - | latest taxonomic authority | |
| Traunfelsia species Sopott-Ehlers & Schmidt, 1975 | | - | latest taxonomic authority | |
| Cotylea Chromoplanidae Bock, 1922 | | - | latest taxonomic authority | |
| Chromoplanidae Amyella Bock, 1922 | | - | latest taxonomic authority | |
| Amyella lineata Bock, 1922 | | - | latest taxonomic authority | |
| Chromoplanidae Chromoplana Bock, 1922 | | - | latest taxonomic authority | |
| Chromoplana bella Bock, 1922 | | - | latest taxonomic authority | |
| Chromoplanidae Chromyella Correa, 1958 | | - | latest taxonomic authority | |
| Chromyella saga Correa, 1958 | | - | latest taxonomic authority | |
| Cotylea Diposthidae Woodworth, 1898 | | - | latest taxonomic authority | |
| Diposthidae Asthenoceros Laidlaw, 1903 | | - | latest taxonomic authority | |
| Asthenoceros woodworthi Laidlaw, 1903 | | - | latest taxonomic authority | |
| Diposthidae Diposthus Woodworth, 1898 | | - | latest taxonomic authority | |
| Diposthus corallicola Woodworth, 1898 | | - | latest taxonomic authority | |
| Diposthus popeae Hyman, 1955 | | - | latest taxonomic authority | |
| Cotylea Euryleptidae Stimpson, 1857 | | w | latest taxonomic authority | |
| Euryleptidae Euryleptinae Hallez, 1913 | | w | latest taxonomic authority | |
| Euryleptinae Acerotisa Strand, 1928 | | - | latest taxonomic authority | |
| Acerotisa alba (Freeman, 1933) | [with synonyms] | w | latest taxonomic authority | |
| Acerotisa arctica Hyman, 1953 | | - | latest taxonomic authority | |
| Acerotisa baiae Hyman, 1940 | | - | latest taxonomic authority | |
| Acerotisa bituna Marcus, 1947 | | - | latest taxonomic authority | |
| Acerotisa baeckstroemi (Bock, 1923) | | - | latest taxonomic authority | |
| Acerotisa californica Hyman, 1953 | | - | latest taxonomic authority | |
| Acerotisa inconspicua (Lang, 1884) | | - | latest taxonomic authority | |
| Acerotisa langi (Heath & McGregor, 1913) | | - | latest taxonomic authority | |
| Acerotisa leuca Marcus, 1947 | | - | latest taxonomic authority | |
| Acerotisa maculata (Hallez, 1905) | | w | latest taxonomic authority | |
| Acerotisa meridiana (Ritter-Zahony, 1907) | | - | latest taxonomic authority | |
| Acerotisa multicelis Hyman, 1955 | [with synonyms] | - | latest taxonomic authority | |
| Acerotisa nationalis (Plehn, 1896) | | - | latest taxonomic authority | |
| Acerotisa notulata (Bosc, 1802) | | - | latest taxonomic authority | |
| Acerotisa pellucida Pearse, 1938 | | - | latest taxonomic authority | |
| Acerotisa piscatoria Marcus, 1947 | | - | latest taxonomic authority | |
| Acerotisa rugosa Hyman, 1959 | | - | latest taxonomic authority | |
| Acerotisa species Hyman, 1952 | | - | latest taxonomic authority | |
| Acerotisa stylostomoides (Gemmill & Leiper, 1907) | [with synonyms] | - | latest taxonomic authority | |
| Acerotisa typhla (Bock, 1913) | | - | latest taxonomic authority | |
| Euryleptinae Aceros Lang, 1884 | | - | latest taxonomic authority | |
| Aceros baeckstroemi Bock, 1923 | | w | latest taxonomic authority | |
| Aceros inconspicuus Lang, 1884 | | w | latest taxonomic authority | |
| Aceros langi Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Aceros maculatus Hallez, 1905 | | - | latest taxonomic authority | |
| Aceros meridianus Ritter-Zahony R, 1907 | | - | latest taxonomic authority | |
| Aceros nationalis Plehn, 1896 | | - | latest taxonomic authority | |
| Aceros stylostomoides Gemmill & Leiper, 1907 | | - | latest taxonomic authority | |
| Aceros typhlus Bock, 1913 | | - | latest taxonomic authority | |
| Euryleptinae Anciliplana Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Anciliplana graffi Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Euryleptinae Cycloporus Lang, 1884 | | - | latest taxonomic authority | |
| Cycloporus australis Prudhoe, 1982 | | - | latest taxonomic authority | |
| Cycloporus gabriellae Marcus, 1950 | | - | latest taxonomic authority | |
| Cycloporus japonicus Kato, 1944 | | - | latest taxonomic authority | |
| Cycloporus maculatus Hallez, 1893 | | w | latest taxonomic authority | |
| Cycloporus misakiensis (Kato, 1938) | | w | latest taxonomic authority | |
| Cycloporus papillosus (1) Sars, 1878 | | - | latest taxonomic authority | |
| Cycloporus papillosus (1) misakiensis Kato, 1938 | | w | latest taxonomic authority | |
| Cycloporus papillosus (2) Lang, 1884 | | - | latest taxonomic authority | |
| Cycloporus papillosus (2) laevigatus Lang, 1884 | | - | latest taxonomic authority | |
| Cycloporus tuberculatus (Lang, 1880) | | w | latest taxonomic authority | |
| Cycloporus variegatus Kato, 1934 | | - | latest taxonomic authority | |
| Euryleptinae Eurylepta Ehrenberg, 1831 | | - | latest taxonomic authority | |
| Eurylepta affinis Collingwood, 1876 | | - | latest taxonomic authority | |
| Eurylepta argus (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Eurylepta atraviridis Collingwood, 1876 | | - | latest taxonomic authority | |
| Eurylepta aurantiaca Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Eurylepta auriculata (Müller, 1788) | | - | latest taxonomic authority | |
| Eurylepta aurita Claparede, 1861 | | - | latest taxonomic authority | |
| Eurylepta californica Hyman, 1959 | | - | latest taxonomic authority | |
| Eurylepta cardiosora Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta cerebralis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta coccinea Stimpson, 1857 | | - | latest taxonomic authority | |
| Eurylepta cornuta (Müller, 1776) | | - | latest taxonomic authority | |
| Eurylepta cornuta melobesiarum (Schmidtlein, 1880) | | w | latest taxonomic authority | |
| Eurylepta cornuta wandeli Hallez, 1907 | | w | latest taxonomic authority | |
| Eurylepta cristata (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Eurylepta dalyellii Johnston, 1865 | | w | latest taxonomic authority | |
| Eurylepta dulcis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta flavomarginata Ehrenberg, 1831 | | - | latest taxonomic authority | |
| Eurylepta fulminata Stimpson, 1855 | | - | latest taxonomic authority | |
| Eurylepta fulvolimbata Grube, 1867 | | - | latest taxonomic authority | |
| Eurylepta fusca (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta guttatomarginata Stimpson, 1855 | | - | latest taxonomic authority | |
| Eurylepta herberti Kirk, 1881 | | - | latest taxonomic authority | |
| Eurylepta interrupta Stimpson, 1855 | | - | latest taxonomic authority | |
| Eurylepta japonica Stimpson, 1857 | | - | latest taxonomic authority | |
| Eurylepta kelaartii Collingwood, 1876 | | w | latest taxonomic authority | |
| Eurylepta leoparda Freeman, 1933 | | - | latest taxonomic authority | |
| Eurylepta limbata (Leuckart, 1828) | | - | latest taxonomic authority | |
| Eurylepta lobianchii (Lang, 1879) | | - | latest taxonomic authority | |
| Eurylepta maculata (Gray, 1860) | | - | latest taxonomic authority | |
| Eurylepta maculosa Verrill, 1893 | | - | latest taxonomic authority | |
| Eurylepta minata Schmarda, 1859 | | w | latest taxonomic authority | |
| Eurylepta neptis Du Bois-Reymond Marcus, 1955 | | - | latest taxonomic authority | |
| Eurylepta nigra Stimpson, 1857 | | - | latest taxonomic authority | |
| Eurylepta nigrocincta Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta oceanica (Darwin, 1844) | | - | latest taxonomic authority | |
| Eurylepta orbicularis Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta pantherina Grube, 1868 | | - | latest taxonomic authority | |
| Eurylepta praetexta Ehrenberg, 1831 | | - | latest taxonomic authority | |
| Eurylepta pulchra Ørsted, 1845 | | - | latest taxonomic authority | |
| Eurylepta punctata Kaburaki, 1923 | | - | latest taxonomic authority | |
| Eurylepta purpurea (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta rubrocincta Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta sanguinolenta (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Eurylepta species (1) Bergendal, 1893 | | - | latest taxonomic authority | |
| Eurylepta species (2) Morton & Miller, 1968 | | - | latest taxonomic authority | |
| Eurylepta species (3) Morris, Abbott & Haderlie, 1980 | | - | latest taxonomic authority | |
| Eurylepta striata (1) (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta superba Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta susakiensis (Kato, 1934) | | - | latest taxonomic authority | |
| Eurylepta turma Marcus, 1952 | | - | latest taxonomic authority | |
| Eurylepta undulata (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta velutina (Blanchard, 1847) | | - | latest taxonomic authority | |
| Eurylepta violacea (1) (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta violacea (2) Schmarda, 1859 | | - | latest taxonomic authority | |
| Eurylepta viridis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Eurylepta vittata (Montagu, 1815) | | - | latest taxonomic authority | |
| Eurylepta zebra (Leuckart, 1828) | | - | latest taxonomic authority | |
| Eurylepta zeylanica (Kelaart, 1858) | | - | latest taxonomic authority | |
| Euryleptinae Euryleptides Palombi, 1923 | | - | latest taxonomic authority | |
| Euryleptides brasiliensis Palombi, 1923 | | - | latest taxonomic authority | |
| Euryleptinae Euryleptodes Heath & McGregor, 1913 | | - | latest taxonomic authority | |
| Euryleptodes cavicola Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Euryleptodes insularis Hyman, 1953 | | - | latest taxonomic authority | |
| Euryleptodes pannulus Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Euryleptodes phyllulus Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Euryleptinae Graffizoon Heath, 1928 | [with synonyms] | w | latest taxonomic authority | |
| Graffizoon lobatum Heath, 1928 | | - | latest taxonomic authority | |
| Euryleptinae Hymania Pearse & Littler, 1938 | | - | latest taxonomic authority | |
| Hymania prytherchi Pearse & Littler, 1938 | | - | latest taxonomic authority | |
| Euryleptinae Oligoclado Pearse, 1938 | [with synonyms] | - | latest taxonomic authority | |
| Oligoclado floridanus Pearse, 1938 | | - | latest taxonomic authority | |
| Euryleptinae Oligocladus Lang, 1884 | | - | latest taxonomic authority | |
| Oligocladus albus Freeman, 1933 | | w | other taxonomic work | |
| Oligocladus auritus (Claperede, 1861) | | - | latest taxonomic authority | |
| Oligocladus sanguinolentus (Quatrefage, 1845) | | w | latest taxonomic authority | |
| Oligocladus species Bergendal, 1890 | | - | latest taxonomic authority | |
| Euryleptinae Prostheceraeus Schmarda, 1859 | | - | latest taxonomic authority | |
| Prostheceraeus albicornus (Stimpson, 1857) | | w | latest taxonomic authority | |
| Prostheceraeus albocinctus Lang, 1884 | | w | latest taxonomic authority | |
| Prostheceraeus anomalus Haswell, 1907 | [with synonyms] | w | other taxonomic work | |
| Prostheceraeus argus (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Prostheceraeus bellostriatus Hyman, 1953 | | - | latest taxonomic authority | |
| Prostheceraeus clavicornis Schmarda, 1859 | | - | latest taxonomic authority | |
| Prostheceraeus cornutus (Müller, 1776) | | - | latest taxonomic authority | |
| Prostheceraeus cristatus (Quatrefage, 1845) | | - | latest taxonomic authority | |
| Prostheceraeus flavomcaulatus Graff, 1893 | | w | latest taxonomic authority | |
| Prostheceraeus flavomarginatus (Ehrenberg, 1831) | | - | latest taxonomic authority | |
| Prostheceraeus floridanus Hyman, 1955 | | - | latest taxonomic authority | |
| Prostheceraeus giesbrechtii Lang, 1884 | | - | latest taxonomic authority | |
| Prostheceraeus hancockanus (Collingwood, 1876) | | - | latest taxonomic authority | |
| Prostheceraeus japonicus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Prostheceraeus kelaartii (Collingwood, 1876) | | w | latest taxonomic authority | |
| Prostheceraeus latissimus Schmarda, 1859 | | w | latest taxonomic authority | |
| Prostheceraeus maculosus (Verrill, 1893) | | - | latest taxonomic authority | |
| Prostheceraeus meleagrinus (Kelaart, 1858) | | - | latest taxonomic authority | |
| Prostheceraeus microceraeus Schmarda, 1859 | | - | latest taxonomic authority | |
| Prostheceraeus moseleyi Lang, 1884 | | - | latest taxonomic authority | |
| Prostheceraeus niger (Stimpson, 1857) | | - | latest taxonomic authority | |
| Prostheceraeus nigricornis Schmarda, 1859 | | w | latest taxonomic authority | |
| Prostheceraeus panamensis Woodworth, 1894 | [with synonyms] | w | other taxonomic work | |
| Prostheceraeus papilio (Kelaart, 1858) | | w | latest taxonomic authority | |
| Prostheceraeus pseudolimax Lang, 1884 | | - | latest taxonomic authority | |
| Prostheceraeus roseus Lang, 1884 | | - | latest taxonomic authority | |
| Prostheceraeus rubropunctatus Lang, 1884 | | - | latest taxonomic authority | |
| Prostheceraeus species Plehn, 1896 | | - | latest taxonomic authority | |
| Prostheceraeus terricola Schmarda, 1859 | | - | latest taxonomic authority | |
| Prostheceraeus undulatus (Kelaart, 1858) | | w | latest taxonomic authority | |
| Prostheceraeus violaceus (Delle Chiaje, 1822) | | - | latest taxonomic authority | |
| Prostheceraeus viridis Schmarda, 1859 | | - | latest taxonomic authority | |
| Prostheceraeus vittatus (Montagu, 1815) | | - | latest taxonomic authority | |
| Prostheceraeus zebra Hyman, 1955 | | - | latest taxonomic authority | |
| Euryleptinae Stylostomum Lang, 1884 | [with synonyms] | - | latest taxonomic authority | |
| Stylostomum antarcticum Hallez, 1905 | | - | latest taxonomic authority | |
| Stylostomum californicum Heath & McGregor, 1913 | | w | latest taxonomic authority | |
| Stylostomum ellipse (Dalyell, 1853) | | - | latest taxonomic authority | |
| Stylostomum felinum Marcus, 1954 | | - | latest taxonomic authority | |
| Stylostomum frigidum Bock, 1931 | | - | latest taxonomic authority | |
| Stylostomum fulvum Giard, 1888 | [with synonyms] | w | other taxonomic work | |
| Stylostomum hozawai Kato, 1939 | | - | latest taxonomic authority | |
| Stylostomum lentum Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Stylostomum maculatum Kato, 1944 | | w | latest taxonomic authority | |
| Stylostomum punctatum Hallez, 1905 | | - | latest taxonomic authority | |
| Stylostomum roseum Sars, 1878 | | w | latest taxonomic authority | |
| Stylostomum rusticum Giard, 1888 | [with synonyms] | w | other taxonomic work | |
| Stylostomum sanguineum Hallez, 1893 | | w | latest taxonomic authority | |
| Stylostomum sanjuania Holleman, 1972 | | - | latest taxonomic authority | |
| Stylostomum variabile Lang, 1884 | | - | latest taxonomic authority | |
| Euryleptidae Laidlawiinae Hallez, 1913 | | w | latest taxonomic authority | |
| Laidlawiinae Enterogonimus Hallez, 1911 | | - | latest taxonomic authority | |
| Enterogonimus aureus Hallez, 1913 | | - | latest taxonomic authority | |
| Laidlawiinae Laidlawia Herzig, 1905 | | - | latest taxonomic authority | |
| Laidlawia polygenia Palombi, 1938 | | - | latest taxonomic authority | |
| Laidlawia trigonopora Herzig, 1905 | | - | latest taxonomic authority | |
| Laidlawiinae Leptoteredra Hallez, 1913 | | - | latest taxonomic authority | |
| Leptoteredra maculata Hallez, 1905 | | - | latest taxonomic authority | |
| Leptoteredra stylostomoides (Gemmill & Leiper, 1907) | | w | latest taxonomic authority | |
| Cotylea Opisthogeniidae Palombi, 1928 | | - | latest taxonomic authority | |
| Opisthogeniidae Opisthogenia Palombi, 1928 | | - | latest taxonomic authority | |
| Opisthogenia tentaculata Palombi, 1928 | | - | latest taxonomic authority | |
| Cotylea Pericelididae Laidlaw, 1902 | | w | latest taxonomic authority | |
| Pericelididae Marcusia Hyman, 1953 | | - | latest taxonomic authority | |
| Marcusia ernesti Hyman, 1953 | | - | latest taxonomic authority | |
| Pericelididae Pericelis Laidlaw, 1902 | [with synonyms] | - | latest taxonomic authority | |
| Pericelis byerleyana (Collingwood, 1876) | | w | latest taxonomic authority | |
| Pericelis cata Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Pericelis ernesti (Hyman, 1953) | | - | latest taxonomic authority | |
| Pericelis hymanae Poulter, 1974 | | - | latest taxonomic authority | |
| Pericelis orbicularis (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pericelis species Poulter, 1970 | | - | latest taxonomic authority | |
| Cotylea Prosthiostomidae Lang, 1884 | | - | latest taxonomic authority | |
| Prosthiostomidae Amakusaplana Kato, 1938 | | - | latest taxonomic authority | |
| Amakusaplana ohshimai Kato, 1938 | | w | latest taxonomic authority | 149 |
| Prosthiostomidae Enchiridium Bock, 1913 | | - | latest taxonomic authority | |
| Enchiridium evelinae Marcus, 1949 | | - | latest taxonomic authority | |
| Enchiridium japonicum Kato, 1943 | | - | latest taxonomic authority | |
| Enchiridium periommatum Bock, 1913 | | - | latest taxonomic authority | |
| Enchiridium punctatum Hyman, 1953 | | - | latest taxonomic authority | |
| Prosthiostomidae Euprosthiostomum Bock, 1925 | | - | latest taxonomic authority | |
| Euprosthiostomum adhaerens Bock, 1925 | | - | latest taxonomic authority | |
| Euprosthiostomum molle (Freeman, 1930) | | - | latest taxonomic authority | |
| Euprosthiostomum mortensenii Marcus, 1948 | | w | latest taxonomic authority | |
| Euprosthiostomum pakium Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Euprosthiostomum viscosum Palombi, 1936 | | - | latest taxonomic authority | |
| Prosthiostomidae Lurymare Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Lurymare delicatum (Palombi, 1939) | | - | latest taxonomic authority | |
| Lurymare drygalskii (Bock, 1931) | | w | latest taxonomic authority | |
| Lurymare gabriellae (Marcus, 1949) | | - | latest taxonomic authority | |
| Lurymare matarazzoi (Marcus, 1950) | | - | latest taxonomic authority | |
| Lurymare purum (Kato, 1937) | | - | latest taxonomic authority | |
| Lurymare russoi (Palombi, 1939) | | - | latest taxonomic authority | |
| Lurymare utarum (Marcus, 1952) | | - | latest taxonomic authority | |
| Prosthiostomidae Prosthiostomum Quatrefages, 1845 | | - | latest taxonomic authority | |
| Prosthiostomum affine Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum angustum Bock, 1913 | | - | latest taxonomic authority | |
| Prosthiostomum arctum Quatrefages, 1845 | | - | latest taxonomic authority | |
| Prosthiostomum asiaticum Kato, 1937 | | - | latest taxonomic authority | |
| Prosthiostomum aurantiacum (Collingwood, 1876) | | - | latest taxonomic authority | |
| Prosthiostomum auratum Kato, 1937 | | - | latest taxonomic authority | |
| Prosthiostomum awaense Yeri & Kaburaki, 1918 | | w | latest taxonomic authority | |
| Prosthiostomum bellum Kato, 1939 | | - | latest taxonomic authority | |
| Prosthiostomum capense Bock, 1931 | | - | latest taxonomic authority | |
| Prosthiostomum collare (Stimpson, 1855) | | - | latest taxonomic authority | |
| Prosthiostomum constipatum Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum cooperi Laidlaw, 1902 | | - | latest taxonomic authority | |
| Prosthiostomum crassiusculum Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum cribrarium Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum cyclops (Verrill, 1901) | | - | latest taxonomic authority | |
| Prosthiostomum cynarium Marcus, 1950 | | - | latest taxonomic authority | |
| Prosthiostomum delicatum Palombi, 1939 | | - | latest taxonomic authority | |
| Prosthiostomum dohrnii Lang, 1884 | | - | latest taxonomic authority | |
| Prosthiostomum drygalskii Bock, 1931 | | - | latest taxonomic authority | |
| Prosthiostomum elegans Laidlaw, 1902 | | - | latest taxonomic authority | |
| Prosthiostomum elongatum Quatrefages, 1845 | | - | latest taxonomic authority | |
| Prosthiostomum emarginatum Leuckart, 1863 | | - | latest taxonomic authority | |
| Prosthiostomum exiguum Hyman, 1959 | | - | latest taxonomic authority | |
| Prosthiostomum formosum Kato, 1943 | | - | latest taxonomic authority | |
| Prosthiostomum gabriellae Marcus, 1949 | | - | latest taxonomic authority | |
| Prosthiostomum gilvum Marcus, 1950 | | - | latest taxonomic authority | |
| Prosthiostomum gracile Girard, 1850 | | - | latest taxonomic authority | |
| Prosthiostomum grande Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum griseum Hyman, 1959 | | - | latest taxonomic authority | |
| Prosthiostomum hamatum Schmidt, 1861 | | - | latest taxonomic authority | |
| Prosthiostomum katoi Poulter, 1975 | | - | latest taxonomic authority | |
| Prosthiostomum komaii Kato, 1944 | | - | latest taxonomic authority | |
| Prosthiostomum laetum Kato, 1938 | | - | latest taxonomic authority | |
| Prosthiostomum latocelis Hyman, 1953 | | - | latest taxonomic authority | |
| Prosthiostomum lineatum Meixner, 1907 | | - | latest taxonomic authority | |
| Prosthiostomum lobatum Pearse, 1938 | | - | latest taxonomic authority | |
| Prosthiostomum macrorhynchum (Schmarda, 1859) | | - | latest taxonomic authority | |
| Prosthiostomum maculatum Haswell, 1907 | | - | latest taxonomic authority | |
| Prosthiostomum marmoratum Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Prosthiostomum matarazzoi Marcus, 1950 | | - | latest taxonomic authority | |
| Prosthiostomum milcum Marcus & Marcus, 1968 | | - | latest taxonomic authority | |
| Prosthiostomum molle Freeman, 1930 | | - | latest taxonomic authority | |
| Prosthiostomum monosorum (Schmarda, 1859) | | - | latest taxonomic authority | |
| Prosthiostomum montiporae Poulter, 1975 | | - | latest taxonomic authority | |
| Prosthiostomum multicelis Hyman, 1953 | | - | latest taxonomic authority | |
| Prosthiostomum nationalis Plehn, 1896 | | w | latest taxonomic authority | |
| Prosthiostomum notoensis Kato, 1944 | | - | latest taxonomic authority | |
| Prosthiostomum nozakensis Kato, 1944 | | - | latest taxonomic authority | |
| Prosthiostomum obscurum (Stimpson, 1855) | | - | latest taxonomic authority | |
| Prosthiostomum ostreae Kato, 1937 | | - | latest taxonomic authority | |
| Prosthiostomum pallidum Laidlaw, 1903 | | - | latest taxonomic authority | |
| Prosthiostomum parvicelis Hyman, 1939 | | - | latest taxonomic authority | |
| Prosthiostomum pellucidum (Grube, 1840) | | - | latest taxonomic authority | |
| Prosthiostomum pulchrum Bock, 1913 | | - | latest taxonomic authority | |
| Prosthiostomum purum Kato, 1937 | | - | latest taxonomic authority | |
| Prosthiostomum rubropunctatum Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Prosthiostomum russoi Palombi, 1939 | | - | latest taxonomic authority | |
| Prosthiostomum sadoensis Kato, 1944 | | - | latest taxonomic authority | |
| Prosthiostomum sancum Du Bois-Reymond Marcus, 1965 | | - | latest taxonomic authority | |
| Prosthiostomum singulare Laidlaw, 1904 | | - | latest taxonomic authority | |
| Prosthiostomum siphunculus (Delle Chiaje, 1822) | | - | latest taxonomic authority | |
| Prosthiostomum sonorum Kato, 1938 | | - | latest taxonomic authority | |
| Prosthiostomum sparsum (Stimpson, 1855) | | - | latest taxonomic authority | |
| Prosthiostomum species (1) Plehn, 1896 | | - | latest taxonomic authority | |
| Prosthiostomum species (2) Plehn, 1896 | | - | latest taxonomic authority | |
| Prosthiostomum species (4) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Prosthiostomum species (5) Prudhoe, 1950 | | - | latest taxonomic authority | |
| Prosthiostomum species (juvenile) Hyman, 1955 | | - | latest taxonomic authority | |
| Prosthiostomum species (3) Laidlaw, 1906 | | - | latest taxonomic authority | |
| Prosthiostomum suzakiensis Kato, 1944 | | - | latest taxonomic authority | |
| Prosthiostomum tenebrosum Stimpson, 1857 | | - | latest taxonomic authority | |
| Prosthiostomum trilineatum Yeri & Kaburaki, 1920 | | - | latest taxonomic authority | |
| Prosthiostomum utarum Marcus, 1952 | | - | latest taxonomic authority | |
| Prosthiostomum vulgaris Kato, 1938 | | w | latest taxonomic authority | |
| Prosthiostomum wagurenisis Kato, 1944 | | w | latest taxonomic authority | |
| Prosthiostomum yerii Kato, 1937 | | w | latest taxonomic authority | |
| Cotylea Pseudocerotidae Lang, 1884 | | - | latest taxonomic authority | |
| Pseudocerotidae Acanthozoon Collingwood, 1876 | | - | latest taxonomic authority | |
| Acanthozoon albopapillosus Hyman, 1959 | | w | latest taxonomic authority | |
| Acanthozoon albopunctatus Prudhoe, 1978 | | w | latest taxonomic authority | |
| Acanthozoon armatum (Kelaart, 1858) | | - | latest taxonomic authority | |
| Acanthozoon hispidus Du Bois-Reymond Marcus, 1955 | | w | latest taxonomic authority | |
| Acanthozoon micropapillosus (Kato, 1934) | | w | latest taxonomic authority | |
| Acanthozoon nigropapillosus Hyman, 1959 | | w | latest taxonomic authority | |
| Acanthozoon papilio (Kelaart, 1858) | | w | latest taxonomic authority | |
| Pseudocerotidae Amblyceraeus Plehn, 1897 | | - | latest taxonomic authority | |
| Amblyceraeus luteus Plehn, 1897 | | - | latest taxonomic authority | |
| Pseudocerotidae Dicteros Jacubowa, 1906 | | - | latest taxonomic authority | |
| Dicteros gamblei (Laidlaw, 1902) | | w | latest taxonomic authority | |
| Dicteros pacificus Jacubowa, 1906 | | - | latest taxonomic authority | |
| Pseudocerotidae Licheniplana Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Licheniplana lepida Heath & McGregor, 1912 | | - | latest taxonomic authority | |
| Pseudocerotidae Nymphozoon Hyman, 1959 | [with synonyms] | - | latest taxonomic authority | |
| Nymphozoon bayeri Hyman, 1959 | | - | latest taxonomic authority | |
| Pseudoceros affinis (Kelaart, 1858) | | w | latest taxonomic authority | |
| Pseudoceros albicornis (Stimpson, 1857) | | w | latest taxonomic authority | |
| Pseudoceros albomarginitus Hyman, 1959 | | w | latest taxonomic authority | |
| Pseudoceros armatus (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros asamusiensis Kato, 1939 | | - | latest taxonomic authority | |
| Pseudoceros ater Hyman, 1959 | | - | latest taxonomic authority | |
| Pseudoceros atraviridis (Collingwood, 1876) | | - | latest taxonomic authority | |
| Pseudoceros aureolineata Verrill, 1901 | | w | latest taxonomic authority | |
| Pseudoceros bajae Hyman, 1953 | | - | latest taxonomic authority | |
| Pseudoceros bicolor Verrill, 1901 | | - | latest taxonomic authority | |
| Pseudoceros bimarginatum Meixner, 1907 | | w | latest taxonomic authority | |
| Pseudoceros buskii (Collingwood, 1876) | | - | latest taxonomic authority | |
| Pseudoceros caeruleocinctus Hyman, 1959 | | - | latest taxonomic authority | |
| Pseudoceros caeruleopunstatus Palombi, 1928 | | w | latest taxonomic authority | |
| Pseudoceros canadensis Hyman, 1953 | | - | latest taxonomic authority | |
| Pseudoceros cardinalis Haswell, 1907 | | - | latest taxonomic authority | |
| Pseudoceros cardiosorus (Schmarda, 1859) | | - | latest taxonomic authority | |
| Pseudoceros cerebralis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros chloreus Marcus, 1949 | | - | latest taxonomic authority | |
| Pseudoceros clavicornus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pseudoceros coccineus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Pseudoceros colemani Prudhoe, 1978 | | - | latest taxonomic authority | |
| Pseudoceros collingwoodi Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros devisii Woodworth, 1898 | | - | latest taxonomic authority | |
| Pseudoceros dulcis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros evelinae Marcus, 1950 | | - | latest taxonomic authority | |
| Pseudoceros exoptatus Kato, 1938 | | - | latest taxonomic authority | |
| Pseudoceros flavomaculatus (Graff, 1893) | | - | latest taxonomic authority | |
| Pseudoceros flavomarginatus Laidlaw, 1902 | | - | latest taxonomic authority | |
| Pseudoceros flavomarginatus luteomarginatus Marcus, 1950 | | w | latest taxonomic authority | |
| Pseudoceros fulminatus (Stimpson, 1855) | | - | latest taxonomic authority | |
| Pseudoceros fuscopunctatus Prudhoe, 1978 | | - | latest taxonomic authority | |
| Pseudoceros fuscus (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros griseus Hyman, 1959 | | - | latest taxonomic authority | |
| Pseudoceros guttatomarginatus (Stimpson, 1855) | | - | latest taxonomic authority | |
| Pseudoceros haddoni Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros hispidus Du Bois-Reymond Marcus, 1955 | | w | latest taxonomic authority | |
| Pseudoceros japonicus (Stimpson, 1857) | | - | latest taxonomic authority | |
| Pseudoceros lacteus (Collingwood, 1876) | | - | latest taxonomic authority | |
| Pseudoceros latissimus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pseudoceros lepida (Heath & McGregor, 1913) | | w | latest taxonomic authority | |
| Pseudoceros limbatus (1) (Leuckart, 1828) | | - | latest taxonomic authority | |
| Pseudoceros limbatus (2) Haswell, 1907 | | - | latest taxonomic authority | |
| Pseudoceros lividus Prudhoe, 1982 | | - | latest taxonomic authority | |
| Pseudoceros luteomarginatus Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Pseudoceros luteus (Plehn, 1898) | | - | latest taxonomic authority | |
| Pseudoceros maculatus (Pease, 1860) | | - | latest taxonomic authority | |
| Pseudoceros maculosus Pearse, 1938 | | - | latest taxonomic authority | |
| Pseudoceros marmoratus Plehn, 1898 | | - | latest taxonomic authority | |
| Pseudoceros maximus Lang, 1884 | | w | latest taxonomic authority | |
| Pseudoceros mexicanus Hyman, 1953 | | - | latest taxonomic authority | |
| Pseudoceros micronesianus Hyman, 1955 | | - | latest taxonomic authority | |
| Pseudoceros micropapillosus Kato, 1934 | | - | latest taxonomic authority | |
| Pseudoceros miniatus (Schmarda, 1859) | | - | latest taxonomic authority | |
| Pseudoceros montereyensis Hyman, 1953 | | - | latest taxonomic authority | |
| Pseudoceros mopsus Marcus, 1952 | | w | latest taxonomic authority | |
| Pseudoceros muelleri (Delle Chiaje, 1829) | | w | latest taxonomic authority | |
| Pseudoceros niger (Stimpson, 1857) | | - | latest taxonomic authority | |
| Pseudoceros nigrocinctus (Schmarda, 1859) | | - | latest taxonomic authority | |
| Pseudoceros nipponicus Kato, 1944 | | - | latest taxonomic authority | |
| Pseudoceros papilionis (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros paradoxus Bock, 1927 | | - | latest taxonomic authority | |
| Pseudoceros periphaeus Bock, 1913 | | - | latest taxonomic authority | |
| Pseudoceros pleurostictus Bock, 1913 | | - | latest taxonomic authority | |
| Pseudoceros punctatus Laidlaw, 1902 | | - | latest taxonomic authority | |
| Pseudoceros purpureus (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros regalis Laidlaw, 1903 | | w | latest taxonomic authority | |
| Pseudoceros reticulatus Yeri & Kaburaki, 1918 | | - | latest taxonomic authority | |
| Pseudoceros rubellus Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros rubrocinstus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pseudoceros rubrotentaculatus Kaburaki, 1923 | | - | latest taxonomic authority | |
| Pseudoceros sagamianus Kato, 1937 | | - | latest taxonomic authority | |
| Pseudoceros species (1) Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros species (2) Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros species (3) Laidlaw, 1903 | | - | latest taxonomic authority | |
| Pseudoceros species (4) Laidlaw, 1904 | | - | latest taxonomic authority | |
| Pseudoceros species (5) Crozier, 1917 | | - | latest taxonomic authority | |
| Pseudoceros species (6) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (7) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (8) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (9) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (10) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (11) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (12) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (13) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (14) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (15) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (16) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (17) Stummer-Traunfels, 1933 | | - | latest taxonomic authority | |
| Pseudoceros species (18) Villadolid & Villaluz, 1938 | | - | latest taxonomic authority | |
| Pseudoceros sp. Steinbeck & Ricketts, 1941 | [with synonyms] | - | other taxonomic work | |
| Pseudoceros species (20) MacGinitie & MacGinitie, 1949 | | - | latest taxonomic authority | |
| Pseudoceros species (21) Marcus, 1949 | | - | latest taxonomic authority | |
| Pseudoceros species (22) Dawydoff, 1952 | | - | latest taxonomic authority | |
| Pseudoceros species (23) Correa, 1950 | | - | latest taxonomic authority | |
| Pseudoceros species (24) Morton & Miller, 1968 | | - | latest taxonomic authority | |
| Pseudoceros species (25) Brusca, 1973 | | - | latest taxonomic authority | |
| Pseudoceros splendidus Stummer-Traunfels, 1933 | | w | latest taxonomic authority | |
| Pseudoceros striatus (1) (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros striatus (2) (Schmarda, 1859) | | - | latest taxonomic authority | |
| Pseudoceros superbus (1) (Schmarda, 1859) | | - | latest taxonomic authority | |
| Pseudoceros superbus (2) Lang, 1884 | | - | latest taxonomic authority | |
| Pseudoceros susakiensis Kato, 1934 | | w | latest taxonomic authority | |
| Pseudoceros texanus Hyman, 1955 | | - | latest taxonomic authority | |
| Pseudoceros tigrinus Laidlaw, 1902 | | - | latest taxonomic authority | |
| Pseudoceros undulata (Kelaart, 1858) | | w | latest taxonomic authority | |
| Pseudoceros velutinus (Blanchard, 1847) | | - | latest taxonomic authority | |
| Pseudoceros velutinus violaceus (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pseudoceros violaceus (2) (Schmarda, 1859) | | w | latest taxonomic authority | |
| Pseudoceros virescens Hyman, 1955 | | w | latest taxonomic authority | |
| Pseudoceros viridis (1) (Schmarda, 1859) | | w | latest taxonomic authority | 197 |
| Pseudoceros viridis (2) (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudoceros yeesoensis Kato, 1937 | | w | latest taxonomic authority | |
| Pseudoceros zeylanicus (Kelaart, 1858) | | - | latest taxonomic authority | |
| Pseudocerotidae Simpliciplana Kaburaki, 1923 | | - | latest taxonomic authority | |
| Simpliciplana marginata Kaburaki, 1923 | | - | latest taxonomic authority | |
| Pseudocerotidae Thysanozoon Grube, 1840 | [with synonyms] | - | latest taxonomic authority | |
| Thysanozoon vulgaris Palombi, 1939 | | w | latest taxonomic authority | |
| Thysanozoon alderi Collingwood, 1876 | | - | other taxonomic work | |
| Thysanozoon allmani Collingwood, 1876 | | - | latest taxonomic authority | |
| Thysanozoon aucklandica Cheeseman, 1883 | | w | latest taxonomic authority | |
| Thysanozoon auriantiacum (Delle Chiaje, 1822) | | w | latest taxonomic authority | |
| Thysanozoon auropunctatum Collingwood, 1876 | | w | latest taxonomic authority | |
| Thysanozoon australe Stimpson, 1855 | | - | latest taxonomic authority | |
| Thysanozoon boehmigi Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon brocchii (Risso, 1818) | | - | latest taxonomic authority | |
| Thysanozoon brocchii cruciatum (Schmarda, 1859) | | w | latest taxonomic authority | |
| Thysanozoon brocchii nigrum (Girard, 1852) | | w | latest taxonomic authority | |
| Thysanozoon brocchii papillosum Sars, 1878 | | w | latest taxonomic authority | |
| Thysanozoon brocchii tentaculatum (Gray, 1860) | | w | latest taxonomic authority | |
| Thysanozoon californicum Hyman, 1953 | | - | latest taxonomic authority | |
| Thysanozoon cruciatum (Eolidice. Schmarda, 1859 | | - | latest taxonomic authority | |
| Thysanozoon dicquemaris (Risso, 1818) | | w | latest taxonomic authority | |
| Thysanozoon diesingii Grube, 1840 | | - | latest taxonomic authority | |
| Thysanozoon discoideum Schmarda, 1859 | | - | latest taxonomic authority | |
| Thysanozoon distinctum Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon flavum (Delle Chiaje, 1822) | | - | latest taxonomic authority | |
| Thysanozoon flavotuberculatum Hyman, 1939 | | - | latest taxonomic authority | |
| Thysanozoon fockei Diesing, 1850 | | - | latest taxonomic authority | |
| Thysanozoon griseum Verrill, 1901 | | - | latest taxonomic authority | |
| Thysanozoon hawaiiensis Hyman, 1960 | [with synonyms] | w | other taxonomic work | |
| Thysanozoon huttoni Kirk, 1881 | | - | latest taxonomic authority | |
| Thysanozoon japonicum Kato, 1944 | | - | latest taxonomic authority | |
| Thysanozoon lagidium Marcus, 1949 | | - | latest taxonomic authority | |
| Thysanozoon langi Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon minutum Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon muelleri (Delle Chiaje, 1829) | | w | latest taxonomic authority | |
| Thysanozoon nigrum Girard, 1851 | | - | latest taxonomic authority | |
| Thysanozoon obscurum Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon ovale (Eolidiceros) Schmarda, 1859 | | - | latest taxonomic authority | |
| Thysanozoon panormus (Quatrefage, 1845) | | w | latest taxonomic authority | |
| Thysanozoon papillosum Grube, 1840 | [with synonyms] | w | other taxonomic work | |
| Thysanozoon papillosum Sars, 1878 | | - | latest taxonomic authority | |
| Thysanozoon plehni Laidlaw, 1902 | | - | latest taxonomic authority | |
| Thysanozoon sandiegense Hyman, 1953 | | w | latest taxonomic authority | |
| Thysanozoon semperi Stummer-Traunfels, 1895 | | - | latest taxonomic authority | |
| Thysanozoon skottsbergi Bock, 1923 | | w | latest taxonomic authority | |
| Thysanozoon species Moseley, 1877 | | - | latest taxonomic authority | |
| Thysanozoon species Schultze, 1854 | | - | latest taxonomic authority | |
| Thysanozoon species Koningsberger, 1891 | | - | latest taxonomic authority | |
| Thysanozoon species Willey, 1897 | | - | latest taxonomic authority | |
| Thysanozoon species Andrews, 1892 | | - | latest taxonomic authority | |
| Thysanozoon species Dakin, Bennett & Pope, 1948 | | - | latest taxonomic authority | |
| Thysanozoon species Ricketts & Calvin, 1948 | | - | latest taxonomic authority | |
| Thysanozoon species Hyman, 1952 | | - | latest taxonomic authority | |
| Thysanozoon species Dakin, 1953 | | - | latest taxonomic authority | |
| Thysanozoon tentaculatum (Gray, 1860) | | - | latest taxonomic authority | |
| Thysanozoon tuberculatum (Delle Chiaje, 1841) | | - | latest taxonomic authority | |
| Thysanozoon verrucosum Grube, 1868 | | - | latest taxonomic authority | |
| Thysanozoon violaceum (Delle Chiaje, 1822) | | - | latest taxonomic authority | |
| Pseudocerotidae Thysanoplana Plehn, 1896 | | - | latest taxonomic authority | |
| Thysanoplana indica Plehn, 1896 | | w | latest taxonomic authority | |
| Thysanoplana marginata Plehn, 1896 | | - | latest taxonomic authority | |
| Pseudocerotidae Yungia Lang, 1884 | | - | latest taxonomic authority | |
| Yungia aurantiaca (Delle Chiaje, 1822) | | - | latest taxonomic authority | |
| Yungia dicquemari (Risso, 1818) | | - | latest taxonomic authority | |
| Yungia miniata (Schmarda, 1859) | | - | latest taxonomic authority | |
| Yungia rubrocincta (Schmarda, 1859) | | - | latest taxonomic authority | |
| Yungia sasakii Kaburaki, 1923 | | - | latest taxonomic authority | |
| Yungia teffi Dawydoff, 1952 | [with synonyms] | w | other taxonomic work | |
| Cotylea Stylochoididae Bock, 1913 | | - | latest taxonomic authority | |
| Stylochoididae Cotylocera Ritter-Zahony R, 1907 | | - | latest taxonomic authority | |
| Cotylocera michaelseni Ritter-Zahony R, 1907 | | - | latest taxonomic authority | |
| Stylochoididae Nuchenoceros Gemmill & Leiper, 1907 | | w | latest taxonomic authority | |
| Stylochoididae Nuchenceros Gemmill & Leiper, 1907 | | - | latest taxonomic authority | |
| Nuchenceros orcadensis Gemmill & Leiper, 1907 | | - | latest taxonomic authority | |
| Stylochoididae Stylochoides Hallez, 1907 | [with synonyms] | - | latest taxonomic authority | |
| Stylochoides albus Hallez, 1905 | | - | latest taxonomic authority | |
| Planaria velellae Lesson, 1830 | | w | latest taxonomic authority | |
| incertae sedis Centrostomum Diesing, 1850 | | w | latest taxonomic authority | |
| Centrostomum incisum (Darwin, 1844) | [with synonyms] | w | latest taxonomic authority | |
| Centrostomum jaltense Czerniavsky, 1881 | | w | latest taxonomic authority | |
| Centrostomum lichenoides (Mertens, 1832) | | w | latest taxonomic authority | |
| Centrostomum mertensii Claparede, 1861 | | w | latest taxonomic authority | |
| Centrostomum ocellatum (Kelaart, 1858) | [with synonyms] | w | latest taxonomic authority | |
| Centrostomum polycyclium Schmarda, 1859 | | w | latest taxonomic authority | |
| Centrostomum polysorum Schmarda, 1859 | | w | latest taxonomic authority | |
| Centrostomum punctatum (Kelaart, 1858) | [with synonyms] | w | latest taxonomic authority | |
| Centrostomum taenium Schmarda, 1859 | | w | latest taxonomic authority | |
| incertae sedis Cryptocoelum Stimpson, 1857 | | w | latest taxonomic authority | |
| Cryptocoelum opacum Stimpson, 1857 | | w | latest taxonomic authority | |
| incertae sedis Diplonchus Stimpson, 1857 | | w | latest taxonomic authority | |
| Diplonchus marmoratus Stimpson, 1857 | | w | latest taxonomic authority | |
| Endocelis ovata Schmankewitsch, 1873 | | w | latest taxonomic authority | |
| Discoplana inquieta (Heath & McGregor, 1913) | | w | latest taxonomic authority | |
| Discoplana pacificola (Plehn, 1896) | | w | latest taxonomic authority | |
| incertae sedis Endocelis Schmankewitsch, 1873 | | w | latest taxonomic authority | |
| incertae sedis Glossostoma Le Conte, 1851 | | w | latest taxonomic authority | |
| Glossostoma nematoideum Le Conte, 1851 | | w | latest taxonomic authority | |
| incertae sedis Heterostylochus (2) Verrill, 1893 | | w | latest taxonomic authority | 166 |
| Heterostylochus (2) maculatus Quatrefage, 1845 | | w | latest taxonomic authority | |
| incertae sedis Opisthoporus Minot, 1877 | | w | latest taxonomic authority | |
| Opisthoporus tergestinus Minot, 1877 | | w | latest taxonomic authority | |
| incertae sedis Polyporus Plehn, 1897 | | - | latest taxonomic authority | |
| Polyporus caecus Plehn, 1897 | | - | latest taxonomic authority | |
| incertae sedis Thalattoplana Bock, 1925 | | w | latest taxonomic authority | |
| incertae sedis Trachyplana Stimpson, 1857 | | w | latest taxonomic authority | |
| Trachyplana tuberculosa Stimpson, 1857 | | w | latest taxonomic authority | |
| incertae sedis Typhlolepta Ørsted, 1843 | [with synonyms] | w | latest taxonomic authority | |
| Typhlolepta acuta Girard, 1854 | [with synonyms] | w | latest taxonomic authority | |
| Typhlolepta acuminata (Stimpson, 1857) | [with synonyms] | w | latest taxonomic authority | |
| Typhlolepta byerleyana Collingwood, 1876 | | w | latest taxonomic authority | |
| Typhlolepta coeca Ørsted, 1844 | | w | latest taxonomic authority | |
| Typhlolepta extensa Le Conte, 1851 | | w | latest taxonomic authority | |
| Typhlolepta opaca Schmarda, 1859 | | w | latest taxonomic authority | |
| Typhlolepta retusa (Vivianini, 1805) | [with synonyms] | w | latest taxonomic authority | |
| Typhlolepta species Graff, 1883 | | - | latest taxonomic authority | |
| incertae sedis Typhlocolax Stimpson, 1857 | | w | latest taxonomic authority | |
| Typhlocolax acuminata Stimpson, 1857 | | w | latest taxonomic authority | |
| Typhlocolax acuta (Girard, 1854) | | w | latest taxonomic authority | |
| Gnesiocerotidae Pseudalloioplana Prudhoe, 1985 | | w | primary taxonomic authority (describer) | |
| Cryptocelididae Cryptocelidinae Prudhoe, 1985 | | w | primary taxonomic authority (describer) | |
| Taenioplaninae Laidlawiana Prudhoe, 1985 | | w | primary taxonomic authority (describer) | |
| Taenioplaninae Paranandroplana Prudhoe, 1985 | | w | primary taxonomic authority (describer) | 77 |
| Latocestidae Latocestinae Prudhoe, 1985 | | w | primary taxonomic authority (describer) | |
| Latocestidae Trigonoporinae Prudhoe, 1985 | | w | primary taxonomic authority (describer) | |
| Plehniidae Nephtheaplana Prudhoe, 1985 | | w | primary taxonomic authority (describer) | 46 |
| incertae sedis Conoceros Lang, 1884 | | w | latest taxonomic authority | |
| incertae sedis Elasmodes Le Conte, 1851 | | w | latest taxonomic authority | |
| incertae sedis Nautiloplana Stimpson, 1857 | | w | latest taxonomic authority | |
| incertae sedis Peasia Gray & Pease, 1860 | [with synonyms] | w | latest taxonomic authority | |
| incertae sedis Proceros Quatrefage, 1845 | | w | latest taxonomic authority | |
| incertae sedis Typhlolepta Ørsted, 1843 | [with synonyms] | w | other taxonomic work | |
| Stylochus frontalis Verrill, 1893 | | w | latest taxonomic authority | 203 |
| Polycelis mutabilis Verrill, 1873 | | w | latest taxonomic authority | 38, 224 |
| Polycelis obovata (Schmarda, 1859) | | w | latest taxonomic authority | 39 |
| Planaria cornuta Müller, 1776 | | w | latest taxonomic authority | |
| Planaria siphunculus Delle Chiaje, 1822 | | w | latest taxonomic authority | 147 |
| Amplimatricata Polycladida Lang, 1884 [sensu Faubel 1983/1984] | | w | other taxonomic work | |
| Metaposthia norfolkensis Palombi, 1923 | [with synonyms] | w | other taxonomic work | 41 |
| Ommatoplana mexicana Hyman, 1953 | [with synonyms] | w | other taxonomic work | |
| Interplana sandiegensis (Boone, 1929) | [with synonyms] | w | other taxonomic work | |
| Maricola Ditremageniidae Palombi, 1928 | [with synonyms] | - | other taxonomic work | 122 |
| Discoceloidea Cryptocelididae Laidlaw, 1903 [sensu Prudhoe (1985)] | [with synonyms] | w | other taxonomic work | |
| Plehniidae Paraplehnia Hyman, 1953 | | w | other taxonomic work | |
| Cryptocelididae Cryptocelidinae Prudhoe, 1985 | [with synonyms] | w | primary taxonomic authority (describer) | 604 |
| Taenioplaninae Laidlawiana Prudhoe, 1985 | [with synonyms] | - | primary taxonomic authority (describer) | |
| Taenioplaninae Paranandroplana Prudhoe, 1985 | [with synonyms] | - | primary taxonomic authority (describer) | |
| Plehniidae Nephtheaplana Prudhoe, 1985 | [with synonyms] | - | primary taxonomic authority (describer) | |
| Nephtheaplana tropica (Hyman, 1959) | [with synonyms] | - | latest taxonomic authority | 46-47 |
| Stylochoidea Plehniidae Bock, 1913 [sensu Prudhoe, 1985] | [with synonyms] | w | other taxonomic work | 44-47 |