The Echinoid Directory

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Leurocidaris montanaro (Zardini, 1973); Late Triassic, Carnian, of St Cassian, Italy. From Kier, P.M. 1977. Triassic echinoids. Smithsonian Contributions to Paleobiology 30, 1-88 (Pl. 13, fig. 5). Oral view.

Diameter of test approximately 10 mm.