warble fly

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Robust, hairy fly of the order Diptera, often strikingly marked in black and yellow or gray, the larvae of which produce a variety of myiasis conditions in humans and various domestic animals, especially herbivores.
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warble fly

Any of several large hairy flies of the family Oestridae, especially of the genus Hypoderma, whose eggs, which are laid on the lower body and legs of cattle and certain other mammals, hatch into larvae that form warbles under the skin. Also called heel fly.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


An insect belonging to the order Diptera, characterized by sucking mouth parts, one pair of wings, and complete metamorphosis, such as the housefly, horsefly, or deerfly. The term is sometimes applied to insects belonging to other orders. See: Diptera

black fly

A fly of the genus Simulium whose bites often cause local bleeding and pain.

bluebottle fly

A fly of the Calliphoridae family that delivers a painful and venomous sting. It breeds in dung or the flesh of dead animals.

deer fly

A biting fly, Chrysops discalis, that transmits the causative organism of tularemia (deer fly fever).

flesh fly

See: Sarcophagidae

screwworm fly

A fly belonging to the families Calliphoridae and Sarcophagidae.

Spanish fly


tsetse fly

One of several species of bloodsucking flies of the genus Glossina, order Diptera, confined to Africa south of the Sahara Desert. It is an important transmitter of trypanosomes, the causative agents of African sleeping sicknesses in humans, and of nagana and other diseases in cattle and game animals.
See: Trypanosoma; trypanosomiasis

tumbu fly

A species of fly belonging to the genus Cordylobia in Africa and the genus Dermatobia in tropical America. Their larvae develop in the skin of wild domesticated animals, and humans are frequently attacked.

warble fly

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