Helicobia, Coquillett, 1895

Genus Helicobia View in CoL

Ocellar and vertical setae strong; parafacial plate with strong setae; postcranium concave or flat; three postsutural dorso-central setae; postalar wall setulose; third costal sector of wing bare ventrally; wing vein R 1 setulose dorsally; male mid-femur without a ctenidium; male hind trochanter with a medial pad of short bristly setae, and with a strong seta at its posterior margin*; male hind tibia with apical postero-ventral seta well differentiated; male abdominal ST5 with a widely V-shaped cleft, with a rounded or pointed process halfway between the angle and tip of the V; cercal prong acute or almost acute; phallus with a distinct hinge between basi- and distiphallus; distiphallus with a hinge between paraphallus and harpes; proximal and distal parts of harpes fused; distal part of harpes entirely or partly desclerotized; harpes protruding parallel to lateral styli and median stylus; acrophallus formed of the lateral styli and capitis; lateral styli tube-shaped and with an outlet; capitis recurved; juxta dome-shaped with juxtal lateral plates; female T6 with a mid-dorsal desclerotized, fine strip or narrow membranous longitudinal cleft.