Coenosia gracilipes ( Emden, 1940: 165 )

Couri, Márcia & Pont, Adrian, 2016, Species of Coenosia Meigen (Diptera, Muscidae) described by Fritz van Emden from the British Museum Ruwenzori Expedition of 1934 – 1935, Zootaxa 4144 (4), pp. 529-555 : 537

Coenosia gracilipes ( Emden, 1940: 165)

( Figs 21–24 ; 77–79)

Holotype male seen ( Figs 21–24 ); in good condition.

Diagnosis. General colour brown with light grey pollinosity; scutum with three broad brown vittae, the median one not reaching scutellum; arista short-haired; scutellum with four strong setae; lower calypter about 2.5 times as long as the upper one, distinctly projecting beyond it; legs long and thin; hind tibia with one anterior, one anterodorsal and one posterodorsal seta, the posterodorsal basad of the anterodorsal; sternite 5 as in Fig. 77 .

Male terminalia. Cercal plate and surstylus as in Fig. 78 . Aedeagal complex as in Fig. 79 .

Notes. This species belongs to the vittata group. One male (not a paratype) dissected and illustrated.

Figures

FIGURES 21 – 40. Dorsal habitus, lateral habitus, head in frontal view, and labels of types of Coenosia species: 21 – 24. Coenosia gracilipes (Emden), holotype male. 25 – 28. Coenosia niveifrons argentescens (Emden), holotype male (herein as C. argentescens stat. nov.). 29 – 32. Coenosia scutellaris (Emden), holotype male. 33 – 36. Coenosia somereni (Emden), holotype male. 37 – 40. Coenosia transversalis (Emden), holotype male.

FIGURES 77 – 88. Sternite 5; cercal plate and surstyli in dorsal view; epandrium, cercal plate, surstylus and aedeagus in lateral view: 77 – 79. Coenosia gracilipes (Emden). 80 – 82. Coenosia hargreavesi (Emden). 83 – 85. Coenosia heterocnemis Emden. 86 – 88. Coenosia hippelates (Emden).