Lice
Insect
Louse is the common name for any member of the clade Phthiraptera, which contains nearly 5,000 species of wingless parasitic insects. Phthiraptera has variously been recognized as an order, infraorder, or a parvorder, as a result of developments... Wikipedia
Lower classifications: Head louse, Crab louse, Sucking louse, and more
Scientific name: Phthiraptera
Length: Head louse: 0.25 – 0.3 cm and Columbicola extinctus: 0.22 – 0.25 cm
Class: Insecta
Domain: Eukaryota
Kingdom: Animalia
Order: Psocodea