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This article is still under construction. |
| Also known as: | Sheep headfly |
Scientific Classification
| Phylum | Arthropoda |
| Class | Insecta |
| Order | Diptera |
| Family | Trichodectidae |
Hosts
Cattle, sheep, and horses.
Identification
H. irritans is morphologically very similar in appearance to Musca. The adult flies are 4-7mm in length, have a green thorax and a yellow abdomen.
Life Cycle
The female lays eggs in the faeces, or decaying vegetation. Eggs then hatch into larvae in the autumn, and begin to mature. However, development is haltered until the following spring. They then undergo pupation, and maturation is complete. Adults emerge in summer.