Eupolyphaga nigra Han, Che & Wang, sp. nov. A male holotype, dorsal view B male holotype, ventral view C female paratype, dorsal view D female paratype, ventral view E male pronotum, dorsal view F female pronotum, dorsal view G male head, ventral view H female head, ventral view I supra-anal plate, ventral view J subgenital plate, ventral view K genitalia, dorsal view L right phallomere, right-ventral view M ootheca, lateral view N ootheca, close-up view to show the serration. Scale bars: 1.0 cm (A–D); 0.2 cm (E–L); 0.1 cm (M, N).