Echinoidea - Holectypoida - Holectypidae

PaleoDB taxon number: 33095

Parent taxon: Holectypidae according to E. S. Poretskaya 1971

Sister taxa: Coenholectypus, Coptodiscus, Discholectypus, Metholectypus

Subtaxa: Holectypus cragini, Holectypus montalvensis, Holectypus pealei, Holectypus sarthacensis

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Ecology: semi-infaunal detritivore