Efferia Coquillett

Aubrey G. Scarbrough & Daniel E. Perez-Gelabert, 2009, Review of the West Indian species of Efferia Coquillett (Diptera: Asilidae) with 13 new species and checklist: Part II. Hispaniola, Puerto Rico, and Lesser Antilles including Tobago and Trinidad, Zootaxa 1994, pp. 1-66 : 46-47

publication ID	https://doi.org/ 10.5281/zenodo.1455810
persistent identifier	https://treatment.plazi.org/id/03CD2B50-FFC5-676B-0FAC-F89AFA248C9F
treatment provided by	Plazi
scientific name	Efferia Coquillett
status

Treatment

Key to the females of Efferia Coquillett View in CoL of Puerto Rico and Lesser Antilles

1 Palpi mostly pale setose, black setae usually sparse, at most apical 1/4–1/3 black setose........................................... 2 - Palpi mostly black setose, at least apical 1/2 black setose............................................................................................ 3 2 Mystax mostly black; palpi black setose on apical 1/4–1/3; anterior setae as long as scape; sternite 7 mostly brown-

ish-gray tomentose, apically subshiny black; terminalia 5.6 –5.7 mm, 9 times longer than wide medially, spermathecae elongatedly oval, broadly rounded apically ( Figs. 101–102 View FIGURES 97–102 ) ........................................................ forbesi (Curran) View in CoL

- Mystax and palpi mostly pale setose, usually only sparse black setae dorsally and apically; sternite 7 mostly subshiny black, brownish-gray tomentose triangle medially; terminalia 4.0– 7.3 mm, 10.7–11.3 times longer than diameter medially, spermathecae obovate, longer than wide, gradually tapered to pointed apex ( Figs. 120–121 View FIGURES 116–121 ) ............... ...................................................................................................................................................... portoricensis (Hine) View in CoL

3 Post pronotum and postalar callus reddish; femora at least partly reddish; thorax with brownish-yellow tomentum, often bright yellow........................................................................................................................................................ 4

- Post pronotum and postalar callus black or pale brown; femora entirely black; thorax with yellowish-gray or gray tomentum ...................................................................................................................................................................... 5

4 Face, scutum, sternites 1–7, and wide sides of tergites 2–6 golden brownish-yellow tomentose, sides of tergite 7 shiny, atomentose; face, frons, and fore femur mostly or entirely golden yellow setose; palpi with basal 1/4 or more yellow setose; femora brownish-yellow or reddish on basal 1/2 or slightly more, grading to black apically; terminalia 5.0– 5.2 mm, 6.7–9.0 times longer than diameter medially, spermathecae spherical ( Figs. 107–108 View FIGURES 103–108 ); large species, 20.1–22.1 mm long ........................................................................................................................... montensis View in CoL sp. nov.

- Face mostly yellowish-gray tomentose, side of face ventrally and area below epistomal margin black tomentose; sternites 1–7 and sides of tergites 2–7 gray tomentose; palpi entirely black setose; femora uniformly red, narrow apex black; terminalia 4.0– 4.5 mm, 6.2–7.2 longer than wide at middle ( Figs. 130–131 View FIGURES 130–131 ); smaller species, 11.3–15.0 mm ............................................................................................................................................................... Efferia View in CoL sp.C

5 Mystax with abundant black bristles medially and along epistomal margin; palpi entirely black setose; prothoracic femora with stout bristles ventrally; terminalia 4.0– 4.5 mm, 8.0–9.0 times longer than diameter at middle; spermathecae spherical ( Figs. 114–115 View FIGURES 110–115 ) .............................................................................................. nigrimystacea (Macquart) - Mystax with several stout black bristles medially, white ventrally and mixed with abundant pale setae; palpi usually with white setae basally; terminalia 4.0– 4.8 mm, 10–11 times longer than diameter medially; spermatheca oval, longer than wide, broadly rounded apically ( Figs. 126–127 View FIGURES 122–127 ) ................................................................. stylata (Fabricius) View in CoL