| author | date | title | journal / publication | Evdonin LA | 1968 | Polycystis orientalis sp. n.- a new representative of the proboscis turbellarians (Turbellaria, Neorhabdocoela, Kalyptorhynchia). | Vest. leningr. gos. Univ. Biol. (3) 15: 32-40. (in Russian, English summary). |
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| Polycystis orientalis Evdonin, 1968 | w | primary taxonomic authority (describer) |