Priochirus (Euleptarthrus) subbrevicornis Bernhauer, 1934

Wu, Jie & Zhou, Hong-Zhang, 2013, Taxonomy of the subgenus Euleptarthrus Jakobson (Coleoptera, Staphylinidae, Osoriinae, Priochirus) of China with descriptions of three new species, Zootaxa 3613 (2), pp. 165-175 : 172

Priochirus (Euleptarthrus) subbrevicornis Bernhauer, 1934

( Figs. 11, 12 )

Priochirus (Leptarthrus) subbrevicornis Bernhauer, 1934: 1

Priochirus (Euleptarthrus) subbrevicornis Wu and Zhou, 2007: 91, 96.

Type material. Syntypes: CHINA: Sichuan: 3, Ƥ, “ CHINA: Mittel Szechuan, Hwayinshan, 1600 m, Reitter”, “ subbrevicornis Bernh. Cotypus Leptarthrus ”, “Chicago NHMus M. Bernhauer Collections” (FMHN).

Diagnosis. Body size small (9.0– 9.5 mm), body color red-brown. Head transverse ( Fig. 11 ), frontal impression on head distinctly narrowed frontad, anterior border about 1/5 times as long as head; median sulcus narrowed posteriorly with lateral margins fused before posterior margin of head, vertex with two indistinct punctures at sides of median sulcus. Lateral cephalic teeth and mandibles similar to P. (E.) chinensis . Mentum similar to P. (E.) chinensis but with anterior margin less depressed medially, median denticle less emarginate apically and narrower ( Fig. 12 ). Antenna with 3rd segment short, only 2 times as long as 2nd, 10th weakly transverse, 11th elongate, about 2 times as long as 10th.

Distribution. Known only from the type locality in Sichuan, at elevation of 1600 m.

Figures

FIGURES 11 – 12. Priochirus subbrevicornis. 11, dorsal view of head and prothorax; 12, mentum (wrinkles and rugae on surface not shown). Scale bars: 0.25 mm.