FAMILIES:
Ectopsocidae / Lachesillidae / Liposcelididae / Myopsocidae / Psocidae / Psoquillidae / Pediculidae
FAMILY ECTOPSOCIDAE (Outer Barklice)
FAMILY LACHESILLIDAE (Fateful Barklice)
FAMILY LIPOSCELIDIDAE (Booklice)
FAMILY MYOPSOCIDAE (Mouse-like Barklice)
FAMILY PSOCIDAE (Common Barklice)
SUBFAMILY AMPHIGERONTIINAE
SUBFAMILY PSOCINAE
Tribe Psocini
Tribe Ptyctini
FAMILY PSOQUILLIDAE (Bird Nest Barklice)
FAMILY PEDICULIDAE (Crab Louse, Head Louse, & Body louse)