†suborder Uractinina Spencer 1951 (sea star)
Alternative spellings: Uractinida, Urasterina
Full reference: W. K. Spencer. 1951. Early Palaeozoic starfish. Philosophical Transactions of the Royal Society of London, series B 235(B623):87-129
Parent taxon: Platyasterida according to D. B. Blake and S. Rozhnov 2007
See also Blake 1989, Blake 2018, Blake and Guensburg 1993, Lehmann 1957, Owen 1965, Sepkoski 2002, Spencer 1951 and Spencer and Wright 1966
Sister taxon: Eukrinasteridae
Subtaxa: Protarthrasteridae
Ecology: slow-moving low-level epifaunal carnivore
Distribution: there are no occurrences of Uractinina in the database