Linognathus ovillus

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.

The lice cause pediculosis.

Linognathus ovillus Learning Resources
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