Echinoidea - Arbacioida - Arbaciidae

Parent taxon: Arbaciidae according to R. Berndt 2003

Sister taxa: Acropeltis, Acrosaster, Arbacia, Arbaciella, Arbia, Atopechinus, Baueria, Codiopsis, Coelopleurus, Cottaldia, Glypticus, Heteropodia, Magnosia, Pleiocyphus, Podocidaris

Subtaxa: Goniopygus menardi

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Ecology: epifaunal grazer