Echinoidea - Cidaroida - Cidaridae

PaleoDB taxon number: 32827

Parent taxon: Rhabdocidarinae according to H. B. Fell 1966

Sister taxa: Chondrocidaris, Megacidaris, Parhabdocidaris, Plococidaris

Subtaxa: Porocidaris lopezi, Porocidaris prior, Porocidaris schmideli

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Ecology: slow-moving low-level epifaunal grazer-omnivore