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Fall Fund Drive


Species Musca autumnalis - Face Fly

Small, quick flies seek ID - Musca autumnalis - male Tachinid fly - Musca autumnalis Fly - Musca autumnalis - male Flies mating - Musca autumnalis - male - female Fly in Yarrow - Musca autumnalis House Fly - Musca autumnalis Fly - Musca autumnalis - male Face Fly - Musca autumnalis - male
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 Muscinae
Tribe Muscini
Genus Musca
Species autumnalis (Face Fly)
Other Common Names
Autumn House Fly
Explanation of Names
Musca autumnalis De Geer 1776
similar to the housefly, especially the female, but eyes closer together and body more rounded; male has more orange on abdomen(1)
Eurasia, parts of North Africa; introduced into North America ca. 1940s, now spread from so. Canada and temperate parts of the US
larvae in cow dung pats; adults likes to sunbathe on walls and fences(1)
adult females feed on secretions from mucus membranes on cattle & horse faces, and on blood of wounds caused by horse fly & deer fly bites
Life Cycle
usually 12-20 days depending on temperature(1); eggs and larvae develop in fresh (not crusted over) cattle dung; adults often overwinter in homes and other structures near pastures
serious pest of cattle and horses; in summer, adults annoy the faces of cattle and horses, where they lap exudation from the eyes, nostrils and mouth
Internet References