| Tricladida Maricola Hallez, 1892 | | w | latest taxonomic authority | |
| Miroplana paulula Sluys, 2005 | | w | primary taxonomic authority (describer) | 448-450, Figs 4-8 |
| Miroplana trifasciata Kato, 1931 | | w | other taxonomic work | 450-453 Figs 9-13 |
| Obrimoposthia wandeli (Hallez, 1906) | [with synonyms] | w | other taxonomic work | 454-455 Figs 14-15 |
| Oregoniplana opisthopora Holmquist & Karling, 1972 | | w | other taxonomic work | 455-456 |
| Procerodella asahinai (Kato, 1943) | [with synonyms] | w | latest taxonomic authority | 456-459, Figs 13, 16-21 |
| Procerodella cervix Sluys & Kawakatsu, 2005 | | w | primary taxonomic authority (describer) | 459-462; Figs 13, 22-27 |
| Procerodes plebeius (Schmidt, 1861) | [with synonyms] | w | latest taxonomic authority | 462-463, Fig 28 |
| Uteriporus pacificus Sluys, 1989 | | w | other taxonomic work | 464-465; Figs 29, 30 |
| Foviella affinis (Örsted, 1843) | [with synonyms] | w | latest taxonomic authority | 446-447; Figs 1-3 |
| Procerodes solowetzkiana Sabussow, 1900 | | w | latest taxonomic authority | |