| Baicalellia groenlandica Ax, 1995 | | w | primary taxonomic authority (describer) | 286-288, Figs. 31, 32 |
| Coronhelmis conspicuus Ax, 1994 | | w | other taxonomic work | |
| Coronhelmis noerrevangi Ax, 1994 | | w | other taxonomic work | |
| Macrostomum pusillum Ax, 1951 | [with synonyms] | w | other taxonomic work | 254, Figs. 4,5 |
| impeditus sp. A Ax, 1995 | | - | primary taxonomic authority (describer) | 277-280, Figs. 23-25 |
| Provortex karlingi Ax, 1951 | | w | other taxonomic work | 281 |
| Ptychopera avicularis Karling, 1974 | | w | other taxonomic work | 265-268 |
| Provortex sp. A Ax, 1995 | | - | primary taxonomic authority (describer) | 277-280, Figs. 23-25 |
| Otoplaninae Notocaryoplana Steinböck, 1935 | [with synonyms] | w | other research on this sp. | 256-257 |
| Placorhynchus echinulatus Karling, 1947 | | w | other taxonomic work | |