original description
Cooke, C. W. 1949b. Two Cretaceous Echinoids from Peru. Journal of Paleontology 23, 84-86.
page(s): 84-85; pl. 22: figs. 1-5 [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): 47 [details] Available for editors
From editor or global species database
Distribution Peru [details]
Fossil Range Aptian/Albian?, Early Cretaceous [details]