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aberrans and striatus

Deer Fly - Chrysops striatus - female Deer Fly - Chrysops aberrans - female aquatic fly larva - Chrysops striatus deer fly - Chrysops striatus - female Deer Fly - Chrysops aberrans - male deer fly - Chrysops aberrans - male aberrans & striatus - Chrysops - female Chrysops
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Infraorder Tabanomorpha
Family Tabanidae (Horse and Deer Flies)
Subfamily Chrysopsinae (Deer Flies)
Tribe Chrysopsini
Genus Chrysops
No Taxon aberrans and striatus
Identification
These 2 species show a similar wing pattern but can be separated by wing and abdominal patterns.
Wing
The apical triangle usually does not extend much beyond the vein bifurcation in aberrans (1a), reaches further into the cell in striatus (1b).
Coupled with this the apical spot fills, or almost fills, the 2nd marginal cell in aberrans (2a), but fills only one-half the cell in striatus (2b)
Abdomen
The 2 black central stripes on the 2nd segment do not touch in aberrans (3a) but do meet and fuse in striatus (3b).
The sublateral stripes are as dark as the central stripes in aberrans (4a) but are somewhat paler than the central stripes in striatus.