NanopsocetaeNanopsocetae is one of two major divisions of Troctomorpha in the order Psocodea, alongside Amphientometae. There are more than 20 families and 5,200 described species in Nanopsocetae.TaxonomyThe clade contains four major groups, Phthiraptera, Liposcelididae, Pachytroctidae and Sphaeropsocidae.