|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Asteroidea - Valvatida - Radiasteridae
It was assigned to Paxillosida by Sepkoski (2002); to Radiasteridae by Blake and Reid (1998), Blake and Jagt (2005) and Blake and Reboul (2011); and to Astropectinidae by Gale (2011).
|D. B. Blake and R. Reid 1998||Radiasterid with relatively large, transversely elongate marginals; distal marginals particularly suggestive of those of Astropecten. Inferomarginals with well-developed lateral spine fringe. Actinals with elongate, slender, conical spines. Adambulacral furrow spines about 5; many elongate, slender spines on actinal surface. Madreporite large, near disk center, not partially covered by paxillae.|