Diagnostic features of Batrisodes xuhaoi (A–F Male G–I Female). A Antennal club B Profemur C Mesotrochanter and mesofemur D Mesotibia E–F Aedeagus, in ventral (E), and lateral (F) views (G) Tergite VIII (H) Sternite VIII (I) Genital complex. Scale bars: 0.2 mm (A–D); 0.1 mm (E–I).