Staminea group

Classification · Identification · Works Cited

desert robber fly - Efferia - Efferia - male

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Diptera (Flies)

No Taxon (Orthorrhapha)

Superfamily Asiloidea

Family Asilidae (Robber Flies)

Subfamily Asilinae

Genus Efferia

No Taxon Staminea group

Identification

The following information is based on the modified Key to Eastern Species: (1) For info on the listed reference terms see the wing diagrams here.

1) - Furcation of the third vein distinctly before the base of the second posterior cell making the second submarginal cell long;

2) - Wings with two submarginal cells; Wing vein R4 with recurrent vein arising its junction with R5; recurrent branch short, (stump vein) ending in cell r2+3.

5) - Male abdomen usually with several segments silvery, female with tip of oviduct never divided from above. Male except in a very few cases, with one or more abdominal segments bearing long white hair parted at middle and directed outward = (stamineus group)

Works Cited

1.	Herschel Raney's Random Natural Acts: Robber Flies

Contributed by Herschel Raney on 22 October, 2008 - 8:16pm
Additional contributions by Robert H. Biagi
Last updated 24 May, 2021 - 7:54pm

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