36–39 B. bambusae 36 male pygofer, lateral view 37 male pygofer, ventral view 38 aedeagus and connective, lateral view 39 aedeagus, caudal view 40–43 B. biflaka 40 male pygofer, lateral view 41 male pygofer, ventral view 42 aedeagus and connective, lateral view 43 aedeagus, caudal view 44–47 B. fopingensis 44 male pygofer, lateral view 45 male pygofer, ventral view 46 aedeagus and connective, lateral view 47 aedeagus, caudal view 48–51 B. multidentata 48 male pygofer, lateral view 49 male pygofer, ventral view 50 aedeagus and connective, lateral view 51 aedeagus, caudal view. Scale bars: 0.2 mm.