Planoceridae

Planocera pellucida (Mertens, 1833)

Planocera armata Laidlaw, 1902

Planocera aurea (Kelaart, 1858)

Planocera ceratommata (Palombi, 1936)

Planocera crosslandi Laidlaw, 1903

Planocera dictyota (Schmarda, 1859)

Planocera discoides Willey, 1897

Planocera edmondsi Prudhoe, 1982

Planocera folia (Grube, 1840)

Planocera gilchristi Jacubowa, 1906

Planocera graffi Lang, 1879

Planocera heda Kato, 1944

Planocera multitentaculata Kato, 1944

Planocera pacifica Hyman, 1954

Planocera profunda Kato, 1937

Planocera purpurea Yeri & Kaburaki, 1918

Planocera reticulata (Stimpson, 1855)

Planocera thesea (Kelaart, 1858)

Planocera tridentata Hyman, 1953

Planocera uncinata Palombi, 1939

Planocera hawaiiensis Heath, 1907

Disparoplana dubia Laidlaw, 1903

Paraplanocera oligoglena (Schmarda, 1859)

Paraplanocera aurora Laidlaw, 1903

Paraplanocera discus (Willey, 1897)

Paraplanocera fritillata Hyman, 1959

Paraplanocera langi (Laidlaw, 1902)

Paraplanocera marginata Meyer, 1922

Paraplanocera misakiensis Yeri & Kaburaki, 1918

Paraplanocera oceanica (Hyman, 1953)

Paraplanocera rotumanensis Laidlaw, 1903

Paraplanocera rubrifasciata Kato, 1937

Paraplanocera oligoglenoides Ramos-Sánchez, Bahia, & Bastida-Zavala, 2019

Paraplanocera angeli Soutullo, Cuadrado & Norena, 2021

Paraplanocera kalpeniensis Dixit & Sreraj, 2024

Neoplanocera elongata Yeri & Kaburaki, 1918

Neoplanocera steueri (Steinbock, 1937)

Aquaplana pacifica Hyman, 1959

Spinicirrus inequalis Hyman, 1953

Pseudoplanocera izmirensis Bulnes, 2010

Heteroplanocera katoi Oya & Kajihara, 2021

Hoploplanidae

Hoploplana villosa (Lang, 1884)

Hoploplana californica Hyman, 1953

Hoploplana cupida Kato, 1938

Hoploplana deanna Kato, 1939

Hoploplana divae Marcus, 1950

Hoploplana inquilina (Wheeler, 1894)

Hoploplana insignis (Lang, 1884)

Hoploplana luracola Smith, 1961

Hoploplana ornata Yeri & Kaburaki, 1918

Hoploplana papillosa Lang, 1884

Hoploplana rosea Prudhoe, 1978

Hoploplana rubra Kato, 1944

Hoploplana schizoporellae Kato, 1944

Hoploplana usaguia Smith, 1960

Hoploplana elisabelloi Noreña, Rodriquez, Perez & Almon, 2015

Idioplanidae

Idiostylochus tortuosus Gutierrez, Auby, Gouillieux, Daffe, Masse, Antajan, & Noreña, 2023

Idioplana australiensis (1) Woodworth, 1898

Idioplana atlantica (Bock, 1913)

Idioplana insignis (Laidlaw, 1904)

Discoprosthididae

Discoprosthides patagoniensis Faubel, 1983

Polyposthiidae I

Polyposthia similis Bergendal, 1893

Cryptocelides loveni Bergendal, 1890

Cryptocelides samoensis Palombi, 1923

Bergendalia anomala Laidlaw, 1903

Bergendalia diversa Yeri & Kaburaki, 1918

Metaposthia norfolkensis Palombi, 1923

Polyposthides karimatensis Palombi, 1923

Polyposthides affinis Palombi, 1923

Polyposthides caraibica Palombi, 1923

Polyphalloplana bocki de Beauchamp, 1951

Stylochocestidae

Mabelaplana santateresae Bulnes, Faubel, & Ponce de Leon, 2003

Barcoplana rochensis Bulnes, Faubel, & Ponce de Leon, 2003

Stylochocestus gracilis Laidlaw, 1904

Stylochocestus hewatti (Hyman, 1955)

Pentaplana divae Marcus, 1949

Chatziplana grubei (Graff, 1892)

Plehniidae

Myoramyxa pardalota Newman & Cannon, 1997

Paraplehnia seisuiae Oya, Kimura & Kajihara, 2019

Paraplehnia japonica (Bock, 1923)

Paraplehnia pacifica (Kato, 1939)

Nephtheaplana tropica (Hyman, 1959)

Plehnia cascaisensis Pérez-García, Gouveia, Calado, Noreña, & Cervera, 2024

Plehnia arctica (Plehn, 1896)

Plehnia caeca Hyman, 1953

Plehnia ellipsoides (Girard in Stimpson, 1854)

Plehnia ovatus (Kato, 1937)

Discocelides langi Bergendal, 1893

Callioplanidae

Munseoma maculata Bulnes, Faubel, & Park 2005

Okakarus ballantinensis (Holleman, 2007)

Callioplana marianae Ramos-Sánchez, 2024

Callioplana marginata Stimpson, 1857

Callioplana evelinae Marcus, 1954

Trigonoporus cephalophthalmus Lang, 1884

Trigonoporus aegypticus (Melouk, 1940)

Trigonoporus dendriticus Verrill, 1892

Trigonoporus eximius (Kato, 1937)

Trigonoporus folium (Verrill, 1873)

Trigonoporus mirabilis (Kato, 1938)

Meixneria furva Bock, 1913