Acriaster Smith 1991 (sea urchin)

Echinoidea - Irregularia - Archiaciidae

Full reference: A. B. Smith. 1991. Taxonomic descriptions, in Cretaceous echinoids from north-eastern Brazil. Fossils and Strata 31:1-88

Parent taxon: Archiaciidae according to A. B. Smith 1991

See also Sepkoski 2002

Sister taxa: Archiacia, Gentilia

Subtaxa: Acriaster sergipensis

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Type: Acriaster sergipensis

Ecology: epifaunal grazer-deposit feeder

Distribution: found only at Lastro, perto de Maroim (Cretaceous of Brazil)

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Specimen images are retrieved through the ePANDDA API.


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