| Leptoplana vesiculata Hyman, 1939 | | - | primary taxonomic authority (describer) | 434-437, Fig. 51 |
| Dendrocoelopsis americana (Hyman, 1939) | | w | primary taxonomic authority (describer) | 422-424 |
| Sorocelis americana Hyman, 1939 | | w | primary taxonomic authority (describer) | 422-424, Figs. 47 d, e; 48 a |
| Dugesia titicacana Hyman, 1939 | | w | primary taxonomic authority (describer) | 419-422, Figs.47 a-c |
| Girardia titicacana (Hyman, 1939) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Bipalium costaricensis Hyman, 1939 | | w | primary taxonomic authority (describer) | 430-431, Figs 49 e; 50 a |
| Kontikia (Laubenfelsia) mexicana (Hyman, 1939) | | w | primary taxonomic authority (describer) | |
| Kontikia mexicana (Hyman, 1939) | | w | primary taxonomic authority (describer) | |
| Geoplana mexicana Hyman, 1939 | | w | primary taxonomic authority (describer) | 425-426, Figs 48 b, c |
| Gigantea cameliae (Fuhrmann, 1914) | [with synonyms] | w | other taxonomic work | 428, 430 |
| Gigantea montana (Hyman, 1939) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Geoplana montana Hyman, 1939 | | w | primary taxonomic authority (describer) | 426-430, Figs. 48 d,e; 49 a-d |
| Leptoplana vesiculata Hyman, 1939 | [with synonyms] | w | primary taxonomic authority (describer) | 434-437, Fig. 51 |