|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
It was assigned to Palaeophiuridae by Schuchert (1915); to Asterozoa by Spencer (1940); to Eophiuridae by Spencer (1951) and Owen (1965); to Rhopalocomidae by Spencer and Wright (1966); to Stenurida 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.