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Asteroidea - Hemizonida
It was reranked as the suborder Hemizonina by Spencer and Wright (1966).
It was assigned to Asteroidea by Lehmann (1957) and Owen (1965); to Paxillosida by Spencer and Wright (1966); and to Asteroidea by Spencer (1951), Blake (1989) and Sepkoski (2002).
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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.