Echinoidea - Camarodonta - Echinidae

Parent taxon: Echinidae according to J.O. Chiesa et al. 1995

Sister taxa: Atactus, Echinus, Gracilechinus, Hypechinus, Paracentrotus, Psammechinus, Stirechinus

Subtaxa: Isechinus praecursor

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Ecology: epifaunal grazer-deposit feeder