| Leptoplaninae Diplanaria Darwin, 1844 | | - | primary taxonomic authority (describer) | |
| Diplanaria notabilis Darwin, 1844 | | - | primary taxonomic authority (describer) | |
| Leptoplana formosa (Darwin, 1844) | | - | primary taxonomic authority (describer) | |
| Leptoplana notabilis (Darwin, 1844) | | - | primary taxonomic authority (describer) | |
| Eurylepta oceanica (Darwin, 1844) | | - | primary taxonomic authority (describer) | |
| Procerodella macrostoma (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Cercyra macrostoma (Darwin, 1844) | | w | primary taxonomic authority (describer) | Figs 171-174 |
| Cephalolepta macrostomum (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Procerodes macrostoma (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Planaria formosa Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria incisa Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria macrostomum Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria oceanica Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Polycelis tasmanica Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Australopacifica tasmaniana (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Tasmanoplana tasmaniana (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Barreirana elegans Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Geoplana vaginuloides (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Geoplana bilinearis (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana elongata (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana maculata (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana nigrofusca (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana pallida (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana pulla Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Geoplana semilineata (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Geoplana tasmaniana (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Polycladus maculatus (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Polycladus semilineatus (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Pseudogeoplana bilinearis (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana elongata (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana maculata (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana nigrofusca (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana pallida (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana pulla (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudogeoplana semilineata (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Centrostomum incisum (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Nautiloplana oceanica Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Procerodella macrostoma (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Diplanaria notabilis Darwin, 1844 | | - | primary taxonomic authority (describer) | 249-250 |
| Barreirana elegans Darwin, 1844 | | w | primary taxonomic authority (describer) | 244-245 |
| Geoplana pulla Darwin, 1844 | | w | primary taxonomic authority (describer) | 245 |
| Geoplana bilinearis (Darwin, 1844) | | w | primary taxonomic authority (describer) | 245 |
| Geoplana nigrofusca (Darwin, 1844) | | w | primary taxonomic authority (describer) | 245 |
| Geoplana pallida (Darwin, 1844) | | w | primary taxonomic authority (describer) | 245 |
| Geoplana elongata (Darwin, 1844) | | w | primary taxonomic authority (describer) | 246 |
| Geoplana semilineata (Darwin, 1844) | | w | primary taxonomic authority (describer) | 246 |
| Geoplana maculata (Darwin, 1844) | | w | primary taxonomic authority (describer) | 246 |
| Geoplana tasmaniana (Darwin, 1844) | | w | primary taxonomic authority (describer) | 246 |
| Planaria oceanica Darwin, 1844 | | w | primary taxonomic authority (describer) | 247 |
| Planaria formosa Darwin, 1844 | | w | primary taxonomic authority (describer) | 247 |
| Planaria macrostomum Darwin, 1844 | | w | primary taxonomic authority (describer) | 247-248 |
| Planaria incisa Darwin, 1844 | | w | primary taxonomic authority (describer) | 248-249 |
| Leptoplaninae Diplanaria Darwin, 1844 | | - | primary taxonomic authority (describer) | 249 |
| Leptoplanidae Diplanaria Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Diplanaria notabilis Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Leptoplana formosa (Darwin, 1844) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Leptoplana notabilis Darwin, 1844 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Carenoceraeus oceanica (Darwin, 1844) | | w | primary taxonomic authority (describer) | |
| Eurylepta oceanica (Darwin, 1844) | | w | primary taxonomic authority (describer) | 246 |
| Planaria vaginuloides Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria bilinearis Darwin, 1844 | | w | primary taxonomic authority (describer) | 245 |
| Planaria elegans(2) Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria elongata Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria maculata(1) Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria nigrofusca Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria pallida Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria pulla Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria semilineata Darwin, 1844 | | w | primary taxonomic authority (describer) | |
| Planaria tasmaniana Darwin, 1844 | | w | primary taxonomic authority (describer) | 242 |
| Pseudogeoplana elegans Darwin, 1844 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Barreirana elegans Darwin, 1844 | | w | latest taxonomic authority | |