The Echinoid Directory

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Barnumia browni Cooke, 1953; USNM 108408, syntype.  Campanian, Upper Cretaceous, Santa Amelia, Peten District, Guatamala. Apical view. From Cooke, W. B. 1953. American Upper Cretaceous Echinoidea. Geological Survey Professional Paper 254-A, pl. 16, fig. 2.

Length of test ca. 24 mm.