Ptomaphagina yasutoshii

Wang, Cheng-Bin, Perreau, Michel, Ruzicka, Jan & Nishikawa, Masaaki, 2017, Revision of the genus Ptomaphagus Hellwig from eastern Asia (Coleoptera, Leiodidae, Cholevinae), ZooKeys 715, pp. 69-92 : 72

Group yasutoshii

Diagnosis.

This group is characterised by the following combination of characters: (1) body length ≥ 4.3 mm; (2) antennomere III much longer than II; VI subquadrate, length/width = 0.8; (3) metathoracic wings absent; (4) aedeagus with median lobe turning to right at apex; (5) spermatheca discoid in distal part. Species included:

P. (s. str.) yasutoshii Nishikawa, 1993 (China (Taiwan))

= P. (s. str.) smetanai Perreau, 1996