| Convoluta convoluta (Abildgaard, 1806) | prior to 1905 | littoral | | |
| Stenostomum sieboldi Graff, 1878 | 1913 or earlier | | | |
| Promesostoma marmoratum (Schultze, 1851) | 1913 or earlier | | | very active, in marine and brackish water. |
| Promesostoma marmoratum marmoratum (Schultze, 1851) | 1913 or earlier | | | very active, in marine and brackish water. |
| Trigonostomum setigerum setigerum Schmidt, 1852 | 1913 or earlier | | | |
| Trigonostomum setigerum album Graff, 1905 | 1905 or earlier | | | |
| Polycystis mamertina (Graff, 1874) | 1913 or earlier | | | |
| Plagiostomum maculatum Graff, 1882 | 1913 or earlier | | | |
| Plagiostomum reticulatum (Schmidt, 1852) | 1913 or earlier | littoral | | |
| Vorticeros auriculatum (Müller, 1784) | 1913 or earlier | 0-35m | | littoral up to 35 m deep in Algen and Bryozoen. |
| Pseudostomum quadrioculatum (Leuckart, 1847) | 1913 or earlier | | | |
| Pseudostomum klostermanni (Graff, 1874) | 1913 or earlier | | | |
| Monoophorum striatum (Graff, 1878) | 1905 or earlier | | | |
| Heterochaerus langerhansi (Graff, 1882) | 1952 | | | marine caves. |
| Convoluta schultzii Schmidt, 1852 | 1905 or earlier | | | |
| Convoluta hipparchia Pereyaslawzewa, 1892 | 1905 or earlier | | | |
| Proporus venenosus (Schmidt, 1852) | 1905 or earlier | | | Mittelmeer (Villefranche s. m., Neapel, Messina). |
| Aphanostoma diversicolor Ørsted, 1845 | 1905 or earlier | | | Mittelmeer (Villefranche s.m., Neapel). |