SEM micrographs of Otacilia wugongshanica sp. nov., palp of male holotype. A ventral view B same, detail of embolus, distal tegular apophysis and retrolateral tegular apophysis C vento-retrolateral view D same, detail of embolus and retrolateral tegular apophysis. Scale bars: 0.1 mm (A, C), 40 µm (B, D). Abbreviations: dTA – distal tegular apophysis, E – embolus, RTA – retrolateral tibial apophysis, rTA – retrolateral tegular apophysis.