|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Asteroidea - Platyasterida - Protarthrasteridae
It was assigned to Protarthrasterinae by Owen (1965) and Spencer and Wright (1966); and to Uractinida by Sepkoski (2002).
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.