original description
Mortensen, T. (1948). A Monograph of the Echinoidea. IV, 1 Holectypoida, Cassiduloida. 371 pp., C. A. Reitzel, Copenhagen.
page(s): 286; fig. 272b, pl. 3: figs. 8-9, pl. 4: fig. 10, pl. 14: figs. 10-12 [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): 78 [details] Available for editors
From editor or global species database
Distribution Indian Ocean [details]