original description
Kellum, L. B. (1926). Paleontology and stratigraphy of the Castle Hayne and Trent marls in North Carolina. <em>United States Geological Survey Professional Paper.</em> 143: 1-56, pls. 1-11., available online at https://doi.org/10.3133/pp143
page(s): 15-16; pl. 1: figs. 8-9 [details] Available for editors
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): 108 [details] Available for editors
From editor or global species database
Distribution North Carolina, U.S.A. [details]
Fossil Range Late Eocene [details]
From editor or global species database