Infraorder Homilopsocidea

Phylum Arthropoda - Arthropods

Subphylum Hexapoda - Hexapods

Class Insecta - Insects

Order Psocodea - Barklice, Booklice, and Parasitic Lice

Family Archipsocidae - Ancient Barklice

Genus Archipsocus

Species nomas - Archipsocus nomas
Species sp-one-florida - Archipsocus sp-one-florida
Species floridanus - Archipsocus floridanus

Family Ectopsocidae - Outer Barklice

Genus Ectopsocopsis

Species cryptomeriae - Large-winged Psocid

Genus Ectopsocus

Species briggsi - Ectopsocus briggsi
Species californicus - Ectopsocus californicus
Species meridionalis - Ectopsocus meridionalis
Species richardsi - Ectopsocus richardsi
Species strauchi - Ectopsocus strauchi
Species thibaudi - Ectopsocus thibaudi
Species vachoni - Ectopsocus vachoni
No Taxon "Virginia Ectopsocus sp. 1"

Family Elipsocidae - Damp Barklice

Genus Propsocus

Species pulchripennis - Propsocus pulchripennis

Genus Reuterella

Species helvimacula - Reuterella helvimacula

Subfamily Elipsocinae

Genus Clinopsocus

Species nigrescens - Clinopsocus nigrescens

Genus Cuneopalpus

Species cyanops - Cuneopalpus cyanops

Genus Elipsocus

Species hyalinus - Elipsocus hyalinus
Species obscurus - Elipsocus obscurus
Species pumilis - Elipsocus pumilis
Species abdominalis - Elipsocus abdominalis

Family Lachesillidae - Fateful Barklice

Genus Anomopsocus

Species amabilis - Anomopsocus amabilis

Genus Lachesilla

No Taxon andra group

Species andra - Lachesilla andra
Species dona - Lachesilla dona
Species kola - Lachesilla kola
Species nubilis - Lachesilla nubilis
Species punctata - Lachesilla punctata
Species texana - Lachesilla texana

No Taxon corona group

Species corona - Lachesilla corona
Species michiliensis - Lachesilla michiliensis

No Taxon forcepeta group

Species anna - Lachesilla anna
Species contraforcepeta - Lachesilla contraforcepeta
Species floridana - Lachesilla floridana
Species forcepeta - Lachesilla forcepeta
Species kathrynae - Lachesilla kathrynae
Species major - Lachesilla major
Species penta - Lachesilla penta
Species typhicola - Lachesilla typhicola
Species bottimeri - Lachesilla bottimeri

No Taxon pedicularia group

Species pacifica - Lachesilla pacifica
Species pallida - Lachesilla pallida
Species pedicularia - Cosmopolitan Grain Barklouse
Species rena - Lachesilla rena
Species tectorum - Lachesilla tectorum
Species yucateca - Lachesilla yucateca
Species otomi - Lachesilla otomi
Species quercus - Lachesilla quercus

No Taxon riegeli group

Species tropica - Lachesilla tropica

No Taxon rufa group

Species arida - Lachesilla arida
Species nita - Lachesilla nita
Species rufa - Lachesilla rufa

No Taxon sclera group

Species sulcata - Lachesilla sulcata

No Taxon centralis group

Species centralis - Lachesilla centralis

Family Mesopsocidae - Middle Barklice

Genus Mesopsocus

Species immunis - Mesopsocus immunis
Species laticeps - Mesopsocus laticeps
Species unipunctatus - Mesopsocus unipunctatus

Family Peripsocidae - Stout Barklice

Genus Kaestneriella

Species fumosa - Kaestneriella fumosa

Genus Peripsocus

Species madidus - Peripsocus madidus
Species milleri - Peripsocus milleri
Species stagnivagus - Peripsocus stagnivagus
Species subfasciatus - Peripsocus subfasciatus
Species unnamed-one - Peripsocus unnamed-one
No Taxon alboguttatus group

Species alachuae - Peripsocus alachuae
Species maculosus - Peripsocus maculosus
Species madescens - Peripsocus madescens
Species minimus - Peripsocus minimus
Species potosi - Peripsocus potosi

Species pauliani - Peripsocus pauliani

Family Philotarsidae - Loving Barklice

Genus Aaroniella

Species achrysa - Aaroniella achrysa
Species badonneli - Aaroniella badonneli

Genus Philotarsus

Species arizonicus - Philotarsus arizonicus
Species californicus - Philotarsus californicus
Species kwakiutl - Philotarsus kwakiutl
Species parviceps - Philotarsus parviceps
Species picicornis - Philotarsus picicornis

Family Pseudocaeciliidae - False Lizard Barklice

Genus Ophiodopelma
Genus Pseudocaecilius

Species tahitiensis - Pseudocaecilius tahitiensis
Species citricola - Pseudocaecilius citricola

Genus Heterocaecilius

Family Trichopsocidae - Lash-faced Psocids

Genus Trichopsocus

Species clarus - Trichopsocus clarus
Species dalii - Trichopsocus dalii