Linognathus ovillus

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Linognathus ovillus
Class Insecta
Order Phthiraptera
Family Linognathidae
Species Linognathus ovillus
Also known as: Long-nosed louse
Sheep face louse

Identification

Linognathus ovillus is a sucking louse of sheep, also known as the 'sheep face louse' It is a dark blue louse, with a long, thin body.

The eggs are dark blue, and are not easily seen on the hair by the naked eye.

Life Cycle

The eggs generally hatch into nymphs within 2 weeks, and must undergo three further transformations before becoming mature adults. The complete cycle from an egg to an adult usually takes around 30 days.