pediculus

noun

pe·​dic·​u·​lus pi-ˈdik-yə-ləs 

1

capitalized : a genus of lice of the family Pediculidae that includes the body louse (P. humanus humanus synonym P. h. corporis) and head louse (P. humanus capitis) infesting humans

2

plural pediculi -ˌlī  or pediculus : any louse of the genus Pediculus