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): 77 [details] Available for editors 
From editor or global species database
Authority Often attributed to Agassiz, 1840 [possibly a nomen nudum in that work], but also to Desor and to Smiser - needs to be checked. [details]
From editor or global species database