The Echinoid Directory

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Pseudorthopsis cubensis (Cotteau, 1881); IGPH SR4146 (holotype of Diplopodia cretacica Sanchez Roig, 1949). Late Cretaceous (?Maastrichtian) of Dos Hermanos, Rodas, Cuba.  Drawings of apical disc, interambulacral plating and ambulacral plating. From Smith, A. B. & Jeffery, C. H. 2000. Maastrichtian and Palaeocene echinoids: a key to world faunas. Special Papers in Palaeontology 63, 1-406.)