A review of the Strongylophthalmyia coarctata subgroup (Diptera, Brachycera, Strongylophthalmyiidae) from China, with the descriptions of three new species

Strongylophthalmyia flagellicornis sp. nov., male genitalia: 20 external genitalia, posterior view 21 same, lateral view 22 internal genitalia, ventral view 23 same, lateral view. Abbreviations: cerc = cercus; dph = distiphallus; ea = ejaculatory apodeme; ep = epandrium; hyp = hypandrium; pgt = pregonite; phap = phallapodeme; pp = phallic plate; sur = surstylus. Scale bar: 0.1 mm.