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Genus Coenosia - Tiger Flies

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Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Calyptratae)
Superfamily Muscoidea
Family Muscidae (House Flies and kin)
Subfamily Coenosiinae
Tribe Coenosiini
Genus Coenosia (Tiger Flies)
Explanation of Names
Coenosia Meigen 1826
~80 spp. in our area(1), >360 worldwide(2)
larvae in humus soil and plants infested with other fly larvae; adults hunt in grassy habitats(2)
both larvae and adults predatory(2)
Some species are used in biocontrol(2)
Some species (e.g. C. attenuata) have been introduced accidentally from the Palaearctic region, perhaps with potted plants.
There is one subantarctic species (not in our area) with highly reduced wings.
Print References
Snyder F.M. (1958) A review of New World Neodexiopsis (Diptera, Muscidae). [1], The ovata group. American Museum novitates 1892 (AMNH)
Internet References
Illustrated article on C. attenuata hunting behaviour, by M. Suvák
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.Manual of Central American Diptera
Brian V. Brown et al. 2009. NRC Research Press.