Traits taxon details
original description
Cooke, C. W. 1961. Cenozoic and Cretaceous echinoids from Trinidad and Venezuela. Smithsonian Miscellaneous Collections 142, 1-35. page(s): 29; pl. 14: figs. 1-4 [details]
basis of record
Kier, P. M. & Lawson, M. H. 1978. Index of living and fossil echinoids 1924-1970. Smithsonian Contributions to Paleobiology 34, 1-182., available online at https://doi.org/10.5479/si.00810266.34.1 page(s): 119 [details] Available for editors
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