Batrisodes zhouchaoi

Diagnosis
Batrisodes zhouchaoi can be readily separated from all other Chinese congeners by the following combination of characters: antennomere X strongly transverse, with a small denticle at mesal margin, XI with a small denticle base; pronotum distinctly winder than long; mesotrochanter with a blunt ventral projection, mesofemora with a long ventral protuberance at middle, mesotrochanter protuberant ventrally, metafemora expanded along the ventral margin; aedeagus strongly asymmetrical, with elongate, twisted ventral and dorsal lobes.

Distribution
China

Biology
Ant host: Lasius, Nylanderia All adults were collected from ant colonies nesting under stone or bark.