original description
Hassan, M. Y. 1969. Contributions to the Echinoid Fauna of the Maestrichtian-Paleocene Strata of South Western Egypt. Proceedings of the Egyptian Academy of Science 22, 15-19.
page(s): 15-16; pl. 1: 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): 13 [details] Available for editors
From editor or global species database
Distribution Farafra Oasis, Late Egypt [details]
Fossil Range Landanian, Paleocene [details]