Malacophagomyia, Lopes, 1966

Genus Malacophagomyia View in CoL

Head squared in profile, with squared anterior and posterior genal corners in profile; postalar wall setulose; wing vein R 1 setulose dorsally; third costal sector of wing setulose ventrally; stem of wing vein R 2 + 3 + 4 + 5 with ventral setulae elongated; male abdominal ST4 with spine-like setae; male abdominal ST5 with posterior margin very widely V-shaped; cerci fused along their entire length*; phallus with a distinct hinge between basi- and distiphallus; paraphallus dorso-distally rounded; paraphallus with paraphallic lateral expansions; vesica broad and flat; acrophallus formed of a capitis, hillae, lateral styli and a median stylus; hillae directed latero-ventrally, not touching the inner paraphallic wall; hillae membranous distally*; median stylus greatly elongated; median stylus curved*; juxta arching over the lateral styli; juxtal apex with two pointed processes*.

Subgenus Dodgeisca : male mid-femur with a ctenidium of rounded spines (circular cross section); pregonite straight, sclerotized, as long as phallus; hillae tube-like distally*.

Subgenus Malacophagomyia View in CoL : male mid-femur without a ctenidium; pregonite shorter than phallus, with a membranous area along the ventral margin and near the bent apical part (except in Malacophagomyia rivadavia Mulieri & Mello-Patiu, 2013 View in CoL ); hillae filiform with a wide or bifid apex*.