New species of Heteropsilopus and Amblypsilopus from China (Diptera: Dolichopodidae) Author Liu, Xiaoyan Author Zhu, Yajun Author Yang, Ding text Zootaxa 2012 3198 63 67 journal article 45398 10.5281/zenodo.280140 4e951868-8323-4d60-8f16-115f4d27b946 1175-5326 280140 Key to species (males) of Amblypsilopus flaviappendiculatus group from China (modified from Yang et al. 2011 ) 1 Antenna mostly black, with first flagellomere yellow; fore tarsomere 1 shortened, 1.6 times longer than tarsomere 2...... 2 - Antenna entirely black; fore tarsomere 1 not shortened, at least 2 times longer than tarsomere 2........................ 3 2 Cercus short and recurved ventrally, L-shaped............................................. A. flaviappendiculatus - Cercus long whip-like.......................................................................... A. subtilis 3 Palpus and proboscis yellow; cercus long whip-like......................................................... 4 - Palpus and proboscis black; cercus long finger-like................................................... A. setosus 4 First flagellomere nearly triangular, arista apical; cercus nearly straight at base; epandrium with obliquely incised apical margin.................................................................................. A. guangxiensis - First flagellomere nearly semicircular, arista nearly upper apical; cercus strongly curved at base; epandrium with convex apical margin................................................................................ A. curvus sp. nov.