| Planarioidea Kenkiidae Hyman, 1937 | [with synonyms] | w | primary taxonomic authority (describer) |
| Kenkiidae Kenkia Hyman, 1937 | [with synonyms] | w | primary taxonomic authority (describer) |
| Kenkia rhynchida Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Sphalloplana Speophila Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Speophila buchanani Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Speophila pricei Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Sphalloplana buchanani Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Sphalloplana pricei Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Phagocata subterranea Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Planariidae Phagocata gracilis (Haldeman, 1840) | [with synonyms] | w | other taxonomic work |
| Sphalloplana percoeca (Packard, 1879) | [with synonyms] | w | other taxonomic work |
| Dendrocoelidae Kenkiinae Hyman, 1937 | | w | primary taxonomic authority (describer) |
| Fonticola percaeca (Packard, 1879) | | w | other taxonomic work |
| Fonticola percoecum (Packard, 1879) | | w | other taxonomic work |
| Dendrocoelum percoecum Packard, 1879 | | w | other taxonomic work |
