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For Insects, Spiders & Their Kin
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Species Triorla interrupta

Robber Fly - Triorla interrupta - male Robber - Triorla interrupta 7 Aug 11d - Triorla interrupta - female Largish robber - Triorla interrupta - female Brown Insect - Triorla interrupta Robber Fly on Assateague Island - Triorla interrupta Robberfly-graylegged - Triorla interrupta Robber fly subfamily Asilinae - Triorla interrupta
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 Triorla
Species interrupta (Triorla interrupta)
Explanation of Names
Triorla interrupta (Macquart 1834)
20-25 mm
Large, gray, abdominal pattern of dark dashes on segments is distinctive, at least in e. US. Ovipositor long, somewhat rounded at tip, not pointed.
so. US (NC-KS to FL-TX-CA) to Columbia(1)
Typically open, grassy areas
Jun-Sep in e. NC(2)
Often takes very large insect prey, such as grasshoppers, dragonflies, horseflies(3)
Internet References