original description
Cottreau, J. 1922. Paléontologie de Madagascar; 10. Fossiles crétacés de la côte orientale de Madagascar. Annales de Paléontologie (Invertébrés) 11, 111-188.
page(s): 121-122; pl. 2: figs. 10, 10a-b [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): 84 [details] Available for editors
From editor or global species database
Distribution Madagascar, off East Africa [details]
Fossil Range Maastrichtian to Danian [details]
From editor or global species database