Morphology of Physomerinus jiulongensis sp. nov. (A–F male G female) A habitus B head and pronotum C maxillary palpus D metafemur E, F aedeagus, lateral (E) and ventral (F) G genital complex. Scale bars: 0.5 mm (A); 0.3 mm (B); 0.1 mm (C, E, F, G); 0.2 mm (D).