| Family | Adeliellidae Lowry & Myers, 2017
| 0 0 | Genera Species |
| Family | Amaryllidae Lowry & Stoddart, 2002 ⇒ Amaryllididae
| 0 0 | Genera Species |
| Family | Amaryllididae Lowry & Stoddart, 2002
| 367 1327 | Genera Species |
| Family | Cebocaridae Lowry & Stoddart, 2011
| 4 4 | Genera Species |
| Family | Cyclocaridae Lowry & Stoddart, 2011
| 0 0 | Genera Species |
| Family | Cyphocarididae Lowry & Stoddart, 1997
| 2 26 | Genera Species |
| Family | Eurytheneidae Stoddart & Lowry, 2004
| 1 1 | Genus Species |
| Family | Hirondelleidae Lowry & Stoddart, 2010
| 0 0 | Genera Species |
| Family | Lysianassidae Dana, 1849
| 150 1326 | Genera Species |
| Family | Opisidae Lowry & Stoddart, 1995
| 6 39 | Genera Species |
| Family | Pachynidae Lowry & Stoddard, 2012
| 0 0 | Genera Species |
| Family | Scopelocheiridae Lowry & Stoddart, 1997
| 12 50 | Genera Species |
| Family | Tryphosidae Lowry & Stoddart, 1997 ⇒ Tryphosinae
| 2 1 | Genera Species |
| Family | Uristidae Hurley, 1963
| 28 356 | Genera Species |
| Genus | Neoambasia Dahl, 1959
| 1 | Species |