Family Echinothuriidae Thomson 1872 (sea urchin)
Echinoidea - Echinothurioida - Echinothuriidae
Full reference: C. W. Thomson. 1872. Notice of a new family of the Echinodermata. Proceedings of the Royal Society of Edinburgh 7:615-617
Parent taxon: Echinothurioida according to A. Kroh and A. B. Smith 2010
See also Fell 1966 and Jagt 2000
Sister taxa: Kamptosomatidae, Pelanechinidae, Phormosomatidae
Subtaxa: Araeosoma Echinothuriinae Hygrosomatinae Sperosomatinae
Type: Echinothuria
Ecology: slow-moving low-level epifaunal carnivore
Distribution: