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| Dosal habitus | Head & pronotum | Genitalia | Labels |
| Locality: | Lake Wadanuma in the river-bed of Tonegawa, Chiba Pref., Japan |
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| Data: | 9. IV. 1949 |
| Collector: | K. Tanaka |
| Status: | Dried |
| Ref.: | Tanaka, K., 1958. A new subgenus and two new species of the genus Pterostichus from Japan (Carabidae, Coleoptera). Kontyû 26 (2): 78-83. |
| Note: | p. 78; fig. 1; allotype & 1 paratype are preserved in the NIAES Insect Museum, Tsukuba, Japan. |