†Acriaster sergipensis Smith 1991 (sea urchin)
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Echinoidea - Irregularia - Archiaciidae
Full reference: A. B. Smith. 1991. Taxonomic descriptions, in Cretaceous echinoids from north-eastern Brazil. Fossils and Strata 31:1-88
Belongs to Acriaster according to A. B. Smith 1991
Sister taxa: none
Type specimen: USNM 448097. Its type locality is Lastro, perto de Maroim, which is in an Albian carbonate limestone in the Riacheulo Formation of Brazil.
Ecology: epifaunal grazer-deposit feeder
Distribution: found only at Lastro, perto de Maroim
Specimen images are retrieved through the ePANDDA API.
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