Rhiniinae

Kurahashi, Hiromu & Kirk-Spriggs, Ashley H., 2006, The Calliphoridae of Namibia (Diptera: Oestroidea), Zootaxa 1322 (1), pp. 1-131 : 21-22

Key to tribes and genera of Rhiniinae

1. Arista pectinate; ac and dc indistinguishable from general vestiture, prescutellar bristles at most weakly developed; suprasquamal ridge bare ......................... RHINIINI ...2

­ Arista bare, pubescent or plumose, not pectinate; other features variable...................... ...............................................................................................................COSMININI...5

2. Crossvein dm­cu strongly angulose inwards, almost forming right angle (not recorded from Namibia) ..................................................................................... Vanemdenia Peris

­ Crossvein dm­cu not angulose, more or less sigmoid................................................... 3

3. Hind tibia with 2–3 ad, usually longer than tibial diameter, without conspicuous row of similar ad; cell r 4+5 open ............................................................ Fainia Zumpt (p. 83)

­ Hind tibia with conspicuous row of similar sized ad, but sometimes 2–3 a little longer than others; cell r 4+5 open or closed ............................................................................... 4

4. Cell r 4+5 petiolate; anepisternum densely yellow­dusted, without distinct setigerous spots; katepisternum glossy black, not dusted; abdomen entirely or largely orange to yellowish brown ....................................................... Rhinia Robineau­Desvoidy (p. 79)

­ Cell r 4+5 open; if closed or petiolate, then katepisternum and anepisternum densely yellowish dusted, or anepisternum with distinct setigerous spots and abdomen blackish with more or less developed yellowish pattern .................. Stomorhina Rondani (p. 81)

5. Arista bare or only pubescent, longest hairs not, or only slightly exceeding half width of 1 st flagellomere.......................................................................................................... 6

­ Arista plumose, longest hairs at least as long as width of 1 st flagellomere ................. 13

6. Katepimeron and meron with long yellowish hairs as well as on other parts of body; mr absent (not recorded from Namibia) ...................................... Trichoberia Townsend

­ Meral bristles (mr) well developed, usually black, rarely white................................... 7

7. Body stout, rounded, entirely glossy testaceous, without pollinosity ............................. .................................................................................................. Stegosoma Loew (p. 86)

­ Body elongate or stout, but not entirely testaceous, more or less pollinose ................. 8

8. Supra­squamal ridge bare............................................................................................ 10

­ Supra­squamal ridge setulose in posterior half ............................................................. 9

9. Arista long pubescent, longest hairs slightly exceeding half width of 1 st flagellomere; proepisternum bare; prepm present (not recorded from Namibia).................................. .................................................................................................... Eurhyncomyia Malloch

­ Arista virtually bare; proepisternum as well as other lateral parts densely clothed in long whitish hairs; prepm absent .................................. Pseudorhyncomyia Peris (p. 94)

10. Proepimeral bristle (prepm) absent ............................................................................. 11

­ Proepimeral bristle present.......................................................................................... 12

11. Cell r 4+5 open; presutural ac present; presutural and postsutural dc developed, usually more than 2 in number .................................................................................................... ....................... Zumba Peris (one Namibian species, Z. antennalis (Villeneuve)) (p. 92)

­ Cell r 4+5 closed and petiolate; ac not developed; postsutural dc only developed as prescutellars (not recorded from Namibia) ..................................... Pararhyncomyia Becker

12. Wing with demarcated fuscous margin; arista with longer hairs in some cases exceeding 2 x basal width ......................................................................................................... ..... Perisiella Zumpt (one Namibian species, Perisiella anchora (Wiedemann)) (p. 93)

­ Wing without demarcated fuscous margin, usually hyaline; arista bare or pubescent, hairs rarely exceeding basal width ................... Rhyncomya Robineau­Desvoidy (p. 94)

13. Proepisternum hairy (not recorded from Namibia) ... Idiopsis Brauer and Bergenstamm

­ Proepisternum bare...................................................................................................... 14

14. Presutural ac undeveloped, barely distinguishable from adjacent hairs ......................... .............................................................................. Cosmina Robineau­Desvoidy (p. 84)

­ Presutural ac well developed....................................................................................... 15

15. Outer ph absent or vestigial, but often weakly developed in Namibian spp. .................. ................................................................... Thoracites Brauer and Bergenstamm (p. 87)

­ Outer ph well developed ............................................................ Isomyia Walker (p. 90)