| Typhloplanidae Phaenocorinae Wahl, 1910 | | w | latest taxonomic authority | |
| Otomesostomidae Otomesostoma Graff, 1882 | | w | latest taxonomic authority | |
| Typhloplanidae Mesostominae Hyman, 1955 | | w | primary taxonomic authority (describer) | |
| Mesostoma vernale Hyman, 1955 | | w | primary taxonomic authority (describer) | |
| Boninia antillarum (Hyman, 1955) | | - | primary taxonomic authority (describer) | |
| Prostheceraeus zebra Hyman, 1955 | | - | primary taxonomic authority (describer) | |
| Pseudoceros texanus Hyman, 1955 | | - | primary taxonomic authority (describer) | 264-266, Figs. 5, 6 |
| Pseudoceros virescens Hyman, 1955 | | w | primary taxonomic authority (describer) | |
| Amaga buergeri (Busson, 1903) | | w | other taxonomic work | |
| Ilyplanidae Anandroplana Hyman, 1955 | | w | primary taxonomic authority (describer) | |
| Ilyplanidae Crassandros Hyman, 1955 | | w | primary taxonomic authority (describer) | |
| Prostheceraeus zebra Hyman, 1955 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudoceros texanus Hyman, 1955 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Notoplana ferruginea Schmarda, 1859 | | w | other taxonomic work | 260-261, Fig. 1 |
| Pericelis orbicularis (Schmarda, 1859) | | w | other taxonomic work | 261-263, Fig. 2, 3, 4 |
| Enchiridium periommatum Bock, 1913 | | - | other taxonomic work | 267-268 |