Adult Head Louse

Lice of different sizes : Head louse: Adult female & adult male: Nymph (newborn louse) & adult louse: Tarsal claw of the head louse: Nits compared in size to

common name: body louse scientific name: Pediculus humanus humanus Linnaeus (Insecta: Phthiraptera (=Anoplura): Pediculidae) common name: head louse scientific name: Pediculus humanus capitis De Geer …

Treatment. Head lice are treated through manual removal with a comb as well as special shampoos containing chemicals that kill lice. Even if just one nit or adult louse is found, treatment is advised to reduce the threat of a full infestation.

Like other insects of the suborder Anoplura, adult head lice are small (2.5–3 mm long), dorsoventrally flattened (see anatomical terms of location), and entirely wingless.

Here are some pictures of head lice, nymphs and eggs (also called nits) using various magnification levels. Lice on a Dime . Here is a picture of an adult louse and a louse nymph (immature louse) on a dime.

Louse: Louse, (order Phthiraptera), any of a group of small wingless parasitic insects divisible into two main groups: the Amblycera and Ischnocera, or chewing or biting lice, which are parasites of birds and mammals, and the Anoplura, or …

Adult: The fully grown and developed adult louse is about the size of a sesame seed, has six legs, and is tan to grayish-white in color. Adult head lice may look darker in persons with dark hair than in persons with light hair.

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Louse (plural: lice) is the common name for members of the order Phthiraptera, which contains nearly 5,000 species of wingless insect.Lice are obligate parasites, living externally on warm-blooded hosts which include every species of bird and mammal, except for monotremes, pangolins, and bats.

Head Lice. Adult head lice are 2.1–3.3 mm in length. Head lice infest the head and neck and attach their eggs to the base of the hair shaft. Lice move by crawling; they cannot hop or fly.