| Conaperta flavibacillum (Jensen, 1878) | 1889 | | | |
| Convoluta sordida Graff, 1882 | 1889 | | | |
| Convoluta hipparchia Pereyaslawzewa, 1892 | 1889 | | | |
| Convoluta elegans Pereyaslawzewa, 1892 | 1889 | | | |
| Schizoprora venenosus Schmidt, 1852 | 1889 | | | |
| Paramecynostomum diversicolor (Ørsted, 1845) | 1889 | | | |
| Otocelis rubropunctata (Schmidt, 1852) | 1889 | | | |
| Nadina sensitiva Uljanin, 1870 | 1889 | | | |
| Convoluta convoluta (Abildgaard, 1806) | 1889 | | | |
| Convoluta hipparchia nigra Pereyaslawzewa, 1892 | 1889 | | | |
| Convoluta hipparchia violacea Pereyaslawzewa, 1892 | 1889 | | | |
| Symsagittifera schultzei (Schmidt, 1852) | 1889 | | | |
| Convoluta albomaculata (Pereyaslawzewa, 1892) | 1889 | | | |
| Convoluta variabilis (Pereyaslawzewa, 1892) | 1889 | | | |
| Macrostomum gracile (1) Pereyaslawzewa, 1892 | 1889 | | | |
| Macrostomum megalogastricum Pereyaslawzewa, 1892 | 1889 | | | |
| Macrostomum appendiculatum Fabricius, 1826 | 1889 | | | |
| Promesostoma bilineatum Pereyaslawzewa, 1892 | 1889 | | | |
| Promesostoma ensifer (Uljanin, 1870) | 1889 | | | |
| Paramesostoma neapolitanum (Graff, 1882) | 1889 | | | |
| Promesostoma solea (Schmidt, 1857) | 1889 | | | |
| Proxenetes flabellifer Jensen, 1878 | 1889 | | | |
| Ceratopera paradoxa (Pereyaslawzewa, 1892) | 1889 | | | |
| Trigonostomum venenosum (Uljanin, 1870) | 1889 | | | |
| Trigonostomum piriforme Pereyaslawzewa, 1892 | 1889 | | | |
| Trigonostomum setigerum Schmidt, 1852 | 1889 | | | |
| Trigonostomum mirabile (Pereyaslawzewa, 1892) | 1889 | | | |
| Acrorhynchides reprobatus Graff, 1905 | 1889 | | | |
| Acrorhynchides spiralis (Pereyaslawzewa, 1892) | 1889 | | | |
| Paulodora dolichocephala (Pereyaslawzewa, 1892) | 1889 | | | |
| Rogneda minuta Uljanin, 1870 | 1889 | | | |
| Vejdovskya pellucida (Schultze, 1851) | 1889 | | | |
| Acmostomum dioicum Metschnikoff, 1865 | 1889 | | | |
| Allostoma capitatum (Uljanin, 1870) | 1889 | | | |
| Monocelis lineata (Müller, 1773) | 1889 | | | |
| Proxenetes rosaceus Graff, 1882 | prior to 1882 | shallow | | one specimen from shallow depth on plants in the Bay of Sebastopol (Ulianin). Graff recognizes this form in one of my old sketches of Messina. |
| Schizoprora venenosus Schmidt, 1852 | 1870 or earlier | | | |
| Microstomum sp. (Pereyaslawzewa, 1893) | 1893 or earlier | | | |
| Mecynostomum caudatum (Uljanin, 1870) | 1870 or earlier | 10 m | | Schwarzes Meer (Pawlowsky'sche Insel bei Sewastopol). |
| Urastoma cyprinae (Graff, 1882) | 1913 or earlier | | | in Mytilus edulis. |
| Proxenetes sensitivus Uljanin, 1870 | 1870 or earlier | | | |
| Promesostoma marmoratum marmoratum (Schultze, 1851) | 1913 or earlier | | | |
| Promesostoma marmoratum (Schultze, 1851) | 1913 or earlier | | | |
| Promesostoma marmoratum nudum Graff, 1905 | 1913 or earlier | | | |
| Promesostoma solea solea Graff, 1905 | 1913 or earlier | | | |
| Promesostoma solea inornatum Graff, 1905 | 1913 or earlier | | | |
| Promesostoma ellipticum (Uljanin, 1870) | 1870 or earlier | | | |
| Mesostoma echinatus Uljanin, 1870 | 1870 or earlier | | | |
| Mesostomum striatum Uljanin, 1870 | 1870 or earlier | | | |
| Tamara elegantula Uljanin, 1870 | 1870 or earlier | | | |
| Sopharynx oculatus (Pereyaslawzewa, 1892) | 1892 or earlier | 10-12 m | sand | |
| Schizorhynchus tataricus Graff, 1905 | 1905 or earlier | 10-16 m | sand | in sand. |
| Acrorhynchus sophiae Graff, 1905 | 1905 or earlier | 10-16 m | sand | in sand. |
| Acrorhynchides reprobatus Graff, 1905 | 1905 or earlier | | | |
| Polycystis naegelii Kölliker, 1845 | 1913 or earlier | | | living among plants in the litoral zone. |
| Polycystis georgii Graff, 1905 | 1905 or earlier | 10-16 m | sand | |
| Polycystis intubata Graff, 1905 | 1905 or earlier | | | |
| Gyrator bivittatus Uljanin, 1870 | 1913 or earlier | | | |
| Leuconoplana ovatus Uljanin, 1870 | 1871 or earlier | | | |
| Ludmila graciosus Uljanin, 1870 | 1870 or earlier | | | |
| Plagiostomum sagitta (Uljanin, 1870) | 1913 or earlier | 6-9 m | | littoral. |
| Plagiostomum ponticum Pereyaslawzewa, 1892 | 1893 or earlier | | | littoral. |
| Plagiostomum rufodorsatum (Uljanin, 1870) | 1870 or earlier | | | |
| Plagiostomum benedeni (Schmidt, 1852) | 1913 or earlier | | | |
| Pseudostomum klostermanni (Graff, 1874) | 1913 or earlier | | | |
| Pseudostomum ponticum Uljanin, 1870 | 1870 or earlier | 8-10 m | | |
| Pseudostomum elegans (Pereyaslawzewa, 1892) | 1892 or earlier | | | |
| Pseudostomum dubium Graff, 1911 | 1911 or earlier | | | |
| Allostoma monotrochum Graff, 1882 | 1913 or earlier | | | in mantle of Mytilus. |
| Allostoma capitatum (Uljanin, 1870) | 1913 or earlier | pelagic | | |
| Monocelis lineata (Müller, 1773) | 1913 or earlier | | | |
| Proporus venenosus (Schmidt, 1852) | 1904 or earlier | | | |
| Promesostoma ensifer (Uljanin, 1870) | 1870 or earlier | | | |
| Proporus venenosus (Schmidt, 1852) | 1905 or earlier | | | Schwarzes Meer (Sewastopol). |
| Aphanostoma diversicolor Ørsted, 1845 | 1905 or earlier | | | Schwarzes Meer (Sewastopol). |