Psocomorpha is a suborder of barklice in the order Psocodea. There are more than 20 families and 5,300 described species in Psocomorpha.

Psocetae is an infraorder of bark lice in the order Psocodea, within the suborder Psocomorpha. It includes the families Hemipsocidae, Myopsocidae, Psilopsocidae and Psocidae.