Hercostomus dilatitarsis Stackelberg, 1949

Qian, Xingyang, Wang, Ning & Yang, Ding, 2022, The genus Hercostomus Loew (Diptera, Dolichopodidae, Dolichopodinae) from Inner Mongolia, China, with the description of two new species, ZooKeys 1118, pp. 119-131 : 119

Hercostomus dilatitarsis Stackelberg, 1949

Fig. 4

Hercostomus dilatitarsis Stackelberg, 1949: 687. Type locality: Tajikistan: Kondara. Valley Varzob. Gissar Ridge.

Diagnosis.

Postpedicel entirely black. Coxae entirely yellow, but mid coxa tinged blackish. Fore tarsomere 1 yellow, tarsomeres 2-3 distinctly flattened and black, tarsomeres 4-5 weakly flattened and white.

Specimens examined.

1 male, China, Inner Mongolia, Mount Jiufeng, Toudaogou , 1500-1600 m, 2013.VIII.4, Xiao Zhang (CAU) . 3 males 3 females, China, Inner Mongolia, Helan Mountain, Shuimogou , 1800-1900 m, 2010.VIII.6, Lihua Wang (CAU) .

Distribution.

China (Inner Mongolia, Hebei); Tajikistan.

Figures

Figures 2 - 5. Habitus, lateral view 2 Hercostomus beijingensis Yang, 1966, male 3 Hercostomus chifengensis sp. nov., holotype male 4 Hercostomus dilatitarsis Stackelberg, 1949, male 5 Hercostomus neimengensis Yang, 1997, female. Scale bars: 1 mm.