Coenosia aequivitta ( Emden, 1940: 198 )

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 : 531

Coenosia aequivitta ( Emden, 1940: 198)

( Figs 1–4 ; 41–43)

Holotype female seen ( Figs 1–4 ); fore leg and mid and hind tarsi missing.

Diagnosis. Large species (6.8–7.0 mm); general colour brown with grey pollinosity; scutum with five brown vittae; palpus brown; coxae grey pollinose, fore coxa yellow at apex; legs yellow, except the grey pollinose basal half of fore femur on dorsal surface and a brown ring at apex of mid and hind femora; arista with short hairs; scutellum with both pairs of setae present and long, and with setulae on disc; anterior katepisternal about half as long as the posterior one; lower calypter about twice as long as the upper one; haltere yellow; fore tibia with a long median posteroventral seta; hind tibia with one anterior and one anterodorsal, the anterior a little beyond the anterodorsal; sternite 5 as in Fig. 41 .

Male terminalia. Cercal plate and surstylus as in Fig. 42 . Aedeagal complex as in Fig. 43 .

Notes. Included in the calopoda group. One male (not a paratype) dissected and illustrated.

Figures

FIGURES 1 – 20. Dorsal habitus, lateral habitus, head in frontal view, and labels of types of Coenosia species: 1 – 4. Coenosia aequivitta (Emden), holotype female. 5 – 8. Coenosia argentipes (Emden), holotype male. 9 – 12. Coenosia aristalis (Emden), holotype male. 13 – 16. Coenosia bipila (Emden), holotype male. 17 – 20. Coenosia ciliventris (Emden), holotype male.

FIGURES 41 – 52. Sternite 5; cercal plate and surstyli in dorsal view; epandrium, cercal plate, surstylus and aedeagus in lateral view: 41 – 43. Coenosia aequivitta (Emden). 44 – 46. Coenosia alba (Emden). 47 – 49. Coenosia albisquama (Emden). 50 – 52. Coenosia argentescens (Emden).