Ptomaphagus (s. str.) hayashii sp. n. (♂: holotype). A aedeagus (dorsal view) B aedeagus (lateral view) C aedeagal apex (ventral view) D paramere apex (lateral view) E ventrite VIII ♀ (ventral view) F spermatheca, genital segment and ovipositor (ventral view). Scales: 0.1 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.