|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
It was reranked as the unranked clade Velatida by Gale (2011).
It was assigned to Asteroidea by Perrier (1893) and Hess (1972); to Spinulosacea by Blake (1989); to Spinulosida by Gale (2011); and to Valvatacea by Mah and Blake (2012).
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.