|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
It was assigned to Palasteriscidae by Schuchert (1915); to Palaechinasteridae by Lehmann (1957); to Helianthasteridae by Spencer and Wright (1966); to Hemizonida by Sepkoski (2002); and to Stenuroidea by Blake (2013).
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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.