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Tribe Dexiini

Tachinid fly? - Ptilodexia Large fly Tachinid Fly Tachinid of some kind? - Zelia - male Boneset fly - Ptilodexia Tachinomyia? Red-eyed Fly on Common Milkweed Male, Tachinidae? - Phyllomya pictipennis - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Calyptratae)
Superfamily Oestroidea
Family Tachinidae (Parasitic Flies)
Subfamily Dexiinae
Tribe Dexiini
Numbers
~100 spp. in 26 genera in our area(1)
Identification
Identified by the combination (quoted from Manual of Nearctic Diptera(2)):
only one frontal bristle arising below upper margin of pedicel
pedicel with one or two exceptionally long slender setae which are more than half as long as arista
arista pubescent or plumose
subvibrissal ridge with five or more slender bristles usually continuous with bristles of subcranial margin
Also, male with upper frontal bristles proclinate.
Food
Parasitoids of various Holometabola, especially Scarabaeidae and Cerambycidae.
Works Cited
1.Taxonomic and host catalogue of the Tachinidae of America North of Mexico
2.Manual of Nearctic Diptera Volume 2
Varies for each chapter; edited by J.F. McAlpine, B.V. Petersen, G.E. Shewell, H.J. Teskey, J.R. Vockeroth, D.M. Wood. 1987. Research Branch Agriculture Canada.