Irwinomyia, Londt, 1994

Londt, Jason G. H., 1994, Afrotropical Asilidae (Diptera) 25. A key to the genera of the subfamily Stenopogoninae with new synonymy and descriptions of six new genera, ANNALS OF THE NATAL MUSEUM 35, pp. 71-96 : 82-83

Irwinomyia gen. n.

Type species: Irwinomyia argentea sp. n.

Description: Small, dark brown, gold-silver pruinose stenopogonine asilids with the following combination of characters: Head ( Fig. 21 ): clearly wider than high in anterior view. Antenna: scape a little longer than pedicel, segment 3 ca. twice as long as scape and pedicel combined, style small with terminal spine-like seta. Mystax shiny, confined to lower 縠 of plane face (ventral part slightly protuberant); palpi 2- segmented. Thorax: postmetacoxal area membranous; anepimeral bristle absent; ca. 3--4 pairs scutellar macrosetae. Wing ( Fig. 22 ): ca. 3--4 mm long, transparent, immaculate, uniform microtrichial cover, C extends around entire wing margin, cells m3 and cup open at wing margin. Legs: pulvilli and empodia well developed. Abdomen: ♂ terminalia rotated through 90°; ♂ epandrium short, with little indication of separation into two lobes; hypandrium moderate in size with mediodistallobe.

Etymology: f. - named for Dr Michael Irwin, collector of all known material of this genus.

Figures

Figs 21-28. lrwinomyia gen. n., d. 21-25.1. argentea sp. n. paratype (50 km NW Omaruru). 21. Head. 22. Wing. 23-25. Genitalia. 23. Lateral. 24. Dorsal. 25. Ventral. 26-28. I. aurea sp. n. paratype (Maltahiihe Dist.). d genitalia. 26. Lateral. 27. Dorsal. 28. Ventral. Scale lines = 1 mm.