Asteroidea - Forcipulatacea

Alternative spelling: Trichasteropsiida

Full reference: D. B. Blake. 1987. A classification and phylogeny of post-Palaeozoic sea stars (Asteroidea: Echinodermata). Jounral of Natural History 21:481-528

Parent taxon: Forcipulatacea according to D. B. Blake and H. Hagdorn 2003

Sister taxon: Terminaster

Subtaxa: Trichasteropsiidae

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Ecology: slow-moving low-level epifaunal carnivore