| author | date | title | journal / publication | Beklemischev VN | 1918 | Observations sur les turbellaries des environs de Petrogad. [In Russian] | Typ. H. O. Ect. 49 (1): 38-77 |
|---|
| Sergia sergia (Beklemischev, 1918) | w | primary taxonomic authority (describer) | 50-52 | |
| Phaenocora cucurbitina Beklemischev, 1919 | w | primary taxonomic authority (describer) | 49-50, 74-75 | |
| Opistomum arsenii Nasonov, 1917 | w | other taxonomic work | 40-47 | |
| Olisthanella palmeni Nasonov, 1917 | [with synonyms] | w | other taxonomic work | 38-40, 70-71, f. 1 |
| Neosergia sergia (Beklemischev, 1918) | [with synonyms] | - | primary taxonomic authority (describer) |