| Family | Calliopiidae G. O. Sars, 1895
| 39 180 | Genera Species |
| Family | Carangoliopsidae Bousfield, 1977
| 1 1 | Genus Species |
| Family | Cheirocratidae Ren, 2006
| 5 9 | Genera Species |
| Family | Crangoweckeliidae Lowry & Myers, 2012
| 2 3 | Genera Species |
| Family | Eriopisidae Lowry & Myers, 2013
| 19 91 | Genera Species |
| Family | Eriopisisa
| 0 0 | Genera Species |
| Family | Gammaropoeiidae
| 0 0 | Genera Species |
| Family | Hadziidae Karaman, 1943
| 36 138 | Genera Species |
| Family | Horneliidae
| 0 0 | Genera Species |
| Family | Maeridae Krapp-Schickel, 2008
| 38 131 | Genera Species |
| Family | Melitidae Bousfield, 1973
| 72 845 | Genera Species |
| Family | Metacrangonyctidae Boutin & Missouli, 1988
| 4 25 | Genera Species |
| Family | Nuuanuidae Lowry & Myers, 2013
| 1 1 | Genus Species |
| Family | Pontogeneiidae Stebbing, 1906
| 21 67 | Genera Species |