: Unlike chewing lice, Anoplura possess piercing mouthparts designed to suck blood.
Anoplura , commonly known as , is a suborder of wingless insects that are obligate blood-feeding parasites of placental mammals. Key Characteristics anoplura
For further technical details on their evolutionary history, you can explore the molecular study available on BMC Evolutionary Biology . Morphological discrimination of human lice (Anoplura - PMC : Unlike chewing lice, Anoplura possess piercing mouthparts
Three specific species of sucking lice are parasitic to humans, as detailed by researchers at ScienceDirect : : Unlike chewing lice
( Pediculus humanus humanus ): Associated with poor hygiene and often found in the seams of clothing.
( Pediculus humanus capitis ): Resides on the scalp and is common among school children.