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Gateway to the Paleobiology Database
Order Holectypoida Duncan 1889 (sea urchin)

Echinoidea - Irregularia

PaleoDB taxon number: 33079

Full reference: P. M. Duncan. 1889. A revision of the genera and great groups of the Echinoidea. Journal of the Linnean Society, Zoology 23:1-311

Parent taxon: Irregularia according to A. Kroh and A. B. Smith 2010

Sister taxa: Atelostomata, Echinoneoida, Microstomata, Pygasteridae

Subtaxa: Adelopneustes, Anorthopygidae, Coenholectypidae, Conoclypina, Discoididae, Duperieria, Echinogalerus, Holectypidae, Holectypina, Neoglobator, Pyrina

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Ecology: semi-infaunal detritivore