Traits taxon details
original description
Israelsky, M. C. 1933a. A New Species of Echionid from Tamaulipas Mexico. Transactions of the San Diego Society of Natural History 7, 275-276. page(s): 275-276; pl. 18: 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): 53 [details] Available for editors 
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