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Family Pallopteridae - Flutter Flies

Interesting markings on the wings of this fly - Toxonevra superba Genus Toxonevra ? - Toxonevra superba Flutter Fly - Toxonevra superba Toxonevra sp.? - Toxonevra superba Toxonevra superba Fly21 - Toxonevra superba Pallopteridae - Toxonevra muliebris reddish fly - female
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Tephritoidea
Family Pallopteridae (Flutter Flies)
Other Common Names
Flutter-wing Flies, Pictured-wing Flies, Picture Wing Flies
Explanation of Names
Pallopteridae Loew 1862
9 species in our area(1), in 3 genera (Palloptera, Temnosira, Toxonevra) ~70 spp. in 12 genera total(2)
4-6 mm
Wings usually conspicuously longer than the abdomen and with dark markings; proboscis short and thick; ovipositor with a non-retractile sheath
Throughout NA and the temperate regions of the world
Adults on flowers and low-hanging branches in shady habitats, larvae under bark, and in flower buds and stems
Larvae phytophagous or predaceous on longhorn & bark beetle larvae (Cerambycidae, Curculionidae: Scolytinae)
Print References
Malloch J.R., McAtee W.L. (1924) Keys to flies of the families Lonchaeidae, Pallopteridae, and Sapromyzidae of the eastern United States, with a list of the species of the District of Columbia region. Proc. U.S. natn. Mus. 65: 1-26. (Full text)
Johnson C.W. (1921) A Review of the American Species of the Genus Palloptera. Psyche 28(1):20-23. (Link), contains some wing diagrams not present anywhere else
Internet References
Overview (Watson & Dallwitz 2003)(3)