Thamnocephalidae
Thamnocephalidae is a family of anostracan branchiopod crustaceans with wide distribution including Western Australia, Southern Africa and South America. It was originally described as a subfamily of Branchipodidae by Alpheus Spring Packard in 1883, and elevated to the rank of family by Simon in 1886. Six genera are recognised, in two subfamilies:
;Branchinellinae
- Branchinella Sayce, 1903
- Dendrocephalus Daday, 1908
- Phallocryptus Birabén, 1951
- Spiralifrons Dixon, 2010