| Pogaina kinnei Ax, 1970 | | w | other taxonomic work | |
| Gnathorhynchus inermis Schilke, 1970 | | w | latest taxonomic authority | |
| Koinocystididae Harenorhynchus Hoxhold, 1974 | | w | latest taxonomic authority | |
| Harenorhynchus proterandrius Hoxhold, 1974 | | w | latest taxonomic authority | |
| Diascorhynchides arenaria Schilke, 1970 | | w | latest taxonomic authority | |
| Carcharodorhynchus listensis Schilke, 1970 | | w | latest taxonomic authority | |
| Schizochilus choriurus Boaden, 1963 | | w | latest taxonomic authority | |
| Ciliopharyngiella intermedia Ax, 1952 | | w | other taxonomic work | |
| Listea simplex Ax & Heller, 1970 | | w | latest taxonomic authority | |
| Promesostoma caligulatum Ax, 1952 | [with synonyms] | w | other taxonomic work | |
| Promesostoma gracilis Ax, 1951 | | w | latest taxonomic authority | |
| Promesostoma serpentistylum Ax, 1952 | | w | latest taxonomic authority | |
| Adenopharynx mitrabursalis Ehlers, 1972 | | w | latest taxonomic authority | |
| Aulopharynx aestuarius Ehlers, 1972 | | w | latest taxonomic authority | |
| Lonchoplanella axi Ehlers, 1974 | | w | latest taxonomic authority | |
| Mariplanella frisia Ax & Heller, 1970 | | w | latest taxonomic authority | |
| Messoplana falcata (Ax, 1953) | | w | other taxonomic work | |
| Messoplana falcata falcata (Ax, 1953) | | w | other taxonomic work | |
| Messoplana falcata valida Ax, 1974 | | w | other taxonomic work | |
| Petaliella spiracauda Ehlers, 1974 | | w | latest taxonomic authority | |
| Haloplanella longatuba Ax & Heller, 1970 | | w | latest taxonomic authority | |
| Pratoplana galeata Ehlers, 1974 | | w | latest taxonomic authority | |
| Antromacrostomum armatum Faubel, 1974 | | w | latest taxonomic authority | |
| Myozona purpurea Faubel, 1974 | | w | latest taxonomic authority | |
| Microstomum spiculifer Faubel, 1974 | | w | latest taxonomic authority | |
| Coelogynopora distortofolio Sopott, 1972 | | w | latest taxonomic authority | |
| Archiloa septentrionalis Sopott, 1972 | | w | latest taxonomic authority | |
| Mesoda septentrionalis Sopott, 1972 | | w | latest taxonomic authority | |
| Duplominona kaneohei Karling, Mack-Fira & Dörjes, 1972 | | w | latest taxonomic authority | |
| Parotoplana papii Ax, 1956 | | w | latest taxonomic authority | |
| Philosyrtis sanjuanensis Ax & Ax, 1967 | | w | latest taxonomic authority | |
| Philosyrtis santacruzensis Ax & Ax, 1974 | | w | latest taxonomic authority | |