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Echinodermata
Echinoidea
Holasteroida

Holasteroida

Holasteroida

Phylum: Echinodermata
Class: Echinoidea
Order: Holasteroida

Families of Holasteroida present in the Cretaceous of the Western Interior Seaway

Holasteridae

Holasteridae

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Funding for development and construction of this webpage was provided by the National Science Foundation (DBI 1645520). The Cretaceous Atlas of Ancient Life is one component of the overarching Digital Atlas of Ancient Life project.

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