Echinoidea - Calycina

Parent taxon: Carinacea according to A. Kroh and A. B. Smith 2010

See also Clark and Twitchell 1915, Donovan 1993, Jagt 2000, Smith 1991 and Smith 1995

Sister taxa: Hemicidaridae, Irregularia, Orthopsidae, Pseudodiadematidae

Subtaxa: Phymosomatoida Salenioida Salenocidaris

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