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Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

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Previous events


Tribe Dexiini

Tachnid Fly - Zelia - female Tachinid of some kind? - Ptilodexia Tachinid Fly - Zelia - male Distinctive Fly - Zelia - male Tachinid - Ptilodexia possible Flesh Fly? - Zelia - female Tachinomyia sp? Fly
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
~100 spp. in 26 genera in our area(1)
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.
Parasitoids of various Holometabola, especially Scarabaeidae and Cerambycidae.
Life Cycle
Typically eggs are deposited on the ground and the first instar digs in search of beetle grubs/larvae to parasitize.
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.