The Neotropical dolichopodine genus Cheiromyia is revised. The limits of the genus are redefined to include only those species with one or more elongate projections on the male postpedicel. Cheiromyia maculipennis (Van Duzee) is transferred to Paraclius Loew comb. nov. Cheiromyia is now known from Costa Rica south to Bolivia and the Brazilian Atlantic Forest, and includes the following five spe...

The species of Diaphorus Meigen from Tibet are reviewed. Previously only one species, Diaphorus xizangensis Yang & Grootaert, was known to occur in Tibet. The following three species are described as new to science: Diaphorus baheensis sp. nov., Diaphorus longrenensis sp. nov. and Diaphorus nigripedus sp. nov. Diaphorus anatoli Negrobov is recorded from Tibet for the first time. A key to the sp...

The new micro-dolichopodid genus Hurleyella and two new species, H. cumberlandensis and H. brooksi are described from the Nearctic. Hurleyella resembles the subfamily Medeterinae in having the legs bare of major setae, a depressed posterior mesonotum, and concave dorsal postcranium, but the complex male genitalia is unlike the relatively simple structure of traditional Medeterinae (e.g., Medete...

Heteropsilopus, previously believed to be restricted to southern Australia, south-western India and Sri Lanka, is reported from China for the first time. Two species, Heteropsilopus yunnanensis sp. nov. and Amblypsilopus curvus sp. nov., are described as new to science. The latter belongs to the Amblypsilopus flaviappendiculatus group.