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Order Psocodea (formerly Anoplura): the sucking lice — Examples

Human louse (Pediculus humanus)
Human louse, Pediculus humanus, family Pediculidae, Order Psocodea.
□ There are several subspecies of human lice, including the head louse (Pediculus humanus humanus) and the body louse (Pediculus humanus capitis).
Photographed by: M. Smetak. Identified by: KnowYourInsects.org. Location: Northern California, USA. Date: 17 February, 2017.
Human louse (Pediculus humanus)
Human louse, Pediculus humanus, family Pediculidae, Order Psocodea.
□ This is a different view of the louse in the previous photo.
Photographed by: M. Smetak. Identified by: KnowYourInsects.org. Location: Northern California, USA. Date: 17 February, 2017.
Human louse (Pediculus humanus)
Human louse, Pediculus humanus, family Pediculidae, Order Psocodea.
□ The photographer found this human louse on her cat. It was not attached. A species of louse, known as a cat louse (Felicola subrostrata does exist, but it has a slightly different silhouette. To see a cat louse, click here.
Photographed by: Kendra. Identified by: KnowYourInsects.org. Location: Oneida, New York. Date: 8 December, 2020.


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Photos at the top of this website are (from left to right): potato beetle (Leptinotarsa decemlineata) — photo credit: Scott Bauer, U.S. Department of Agriculture; ebony jewelwing (Calopteryx maculata)— photo credit: U.S. Fish and Wildlife Service; sweat bee (Agapostemon splendens) — photo credit: Natalie Allen and Stephanie Kolski, U.S. Geological Survey; preying mantis, monarch butterfly (Danaus plexippus), hellgrammite (aka toe biter) larva and eyed click beetle (Alaus oculatus) — photo credit: Leslie Mertz; Halloween pennant (Celithemis eponina) — photo credit: Kay Meng, U.S. Fish and Wildlife Service.

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