| author | date | title | journal / publication | Beklemischev VN | 1920 | Observations sur les turbellariés des environs Pétrograd. | Trav. de la Soc. Imp. des Natural de Pétrograd., No. 1, 49: 38-77 |
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| Dalyellia sergia Beklemischev, 1919 | w | primary taxonomic authority (describer) | ||
| Microdalyellia pavimentata (Beklemischev, 1926) | w | primary taxonomic authority (describer) |