| author | date | title | journal / publication | Okugawa KI | 1940 | Probursalia (Triclidida paludicola) of Mandchoukuo. In: Report of the Limnological Survey of Kwantung and Manchoukuo | pp. 437-444. Kyôto. (In Japanese). |
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| Phagocata sp. Okugawa, 1940 | - | other taxonomic work |