Family Tremasteridae Sladen 1889 (sea star)
Asteroidea - Spinulosida - Tremasteridae
Alternative spelling: Tremasterinae
Full reference: W. P. Sladen. 1889. The Asteroidea. Report of the Scientific Results of the Voyage of the H.M.S. Challenger 1873-1876, Zoology 30:1-935
Parent taxon: Chevronida according to A.S. Gale 2018
See also Hess 1972, Sladen 1889 and Smith and Tranter 1985
Sister taxon: Velatida
Subtaxa: Mesotremaster
Ecology: epifaunal carnivore-suspension feeder
Distribution:
• Jurassic of France (1 collection), Switzerland (1)
Total: 2 collections each including a single occurrence