Cosmina Robineau­Desvoidy, 1830

Kurahashi, Hiromu & Kirk-Spriggs, Ashley H., 2006, The Calliphoridae of Namibia (Diptera: Oestroidea), Zootaxa 1322 (1), pp. 1-131 : 24

Key to species of Cosmina Robineau­Desvoidy

1. Antennae broadly separated by elongated facial carina, about as broad as width of 1 st flagellomere; body dark olive or blackish coppery, slightly white pruinose .................. ...................................................................... C. fuscipennis Robineau­Desvoidy (p. 84)

­ Antennae separated by narrower and shorter facial carina between antennal bases, without dorsal depression; body metallic dark­green, sometimes with a more or less olive or coppery reflection, slightly pruinose................................................................ 2

2. Cell r 4+5 closed or short­petiolate; ♂ eyes separated by more than width of ocellar triangle ........................................................................................... C. gracilis Curran (p. 84)

­ Cell r 4+5 open; ♂ eyes separated by less than width of ocellar triangle ......................... 3

3. ♂ head holoptic ................................................................... C. undulata Malloch (p. 86)

­ ♂ head sub­holoptic; frons index 0.08 in ♂, 0.30 in ♀ ......... C. margaritae Peris (p. 85)