Habitus of Ptomaphagus (s. str.) spp. (dorsal view). A, D–F P. (s. str.) sibiricus Jeannel, 1934 A ♀ (holotype; Vladivostok) D ♂ (Vladivostok) E ♂ (Pyeongchang-gun) F ♀ (Boeun-gun) B, C P. (s. str.) hayashii sp. n. B ♂ (holotype; Vladivostok) C ♀ (paratype; Ussuri region). Scale: 1 mm.

 
 
  Part of: Wang C-B, Růžička J, Perreau M, Nishikawa M, Park S-J (2016) Revision of the genus Ptomaphagus Hellwig (Coleoptera, Leiodidae, Cholevinae) from the Russian Far East and the Korean Peninsula. ZooKeys 637: 33-45. https://doi.org/10.3897/zookeys.637.9384