| Classe | Ordre | Famille |
| INSECTA | Psocoptera Shipley, 1904 | Amphientomidae Enderlein, 1903 |
| | | Caeciliusidae Kolbe, 1880 |
| | | Ectopsocidae Roesler, 1944 |
| | | Elipsocidae Pearman, 1936 |
| | | Epipsocidae Pearman, 1936 |
| | | Lachesillidae Westwood, 1840 |
| | | Lepidopsocidae Pearman, 1936 |
| | | Liposcelididae Broadhead, 1950 |
| | | Mesopsocidae Pearman, 1936 |
| | | Myopsocidae Pearman, 1936 |
| | | Peripsocidae Pearman, 1936 |
| | | Philotarsidae Pearman, 1936 |
| | | Psocidae Samouelle, 1819 |
| | | Psyllipsocidae Lienhard & Smithers, 2002 |
| | | Sphaeropsocidae Menon, 1941 |
| | | Stenopsocidae Pearman, 1936 |
| | | Trichopsocidae Pearman, 1936 |
| | | Trogiidae Roesler, 1944 |
