|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Ophiuroidea - Ophiurida - Ophiacanthidae
It was reranked as Ophioglyphoida by Spencer and Wright (1966) and Sepkoski (2002).
It was assigned to Ophiacantha by Chapman (1934); to Ophiacanthidae by Spencer and Wright (1966); and to Ophiurida 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.