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Echanthus Cooke 1942 (sea urchin)

Echinoidea - Cassiduloida - Cassidulidae

PaleoDB taxon number: 294463

Parent taxon: Cassidulidae according to C. W. Cooke 1959

Sister taxa: Hypsopygaster, Nucleopygus, Ochetes, Rhynchopygus

Subtaxa: Echanthus georgiensis

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Ecology: slow-moving semi-infaunal detritivore