Traits taxon details
original description
Ikins, W. C. 1940. Some Echinoids from the Cretaceous of Texas. Bulletins of American Paleontology 25, 53-79. page(s): 74-75; pl. 6: figs. 4a-c [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): 51 [details] Available for editors
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