|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Asteroidea - Paxillosida - Astropectinidae
It was reranked as Asterias (Astropecten) by McCoy (1848).
It was assigned to Asterias by McCoy (1848); to Astropectininae by Spencer and Wright (1966); to Paxillosida by Sepkoski (2002); and to Astropectinidae by Gray (1840) and Donovan et al. (2005).
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|W. K. Spencer and C.W. Wright 1966||Intermarginal facet small, not angular; inferomarginals with irregularly distributed horseshoe-shaped tubercles, which bear long spines of varying size.|