original description
Marchesini Santos, M. E. C. & de Souza Cunha, F. L. 1959. Söbre Hemiaster jacksoni Maury e outros equinóides do cretácico brasileiro. Divisäo de Geologia e Mineralogia Boletim (Rio de Janeiro), 186, 1-19.
page(s): 13-15; pl. 3: figs. 1-4 [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): 99 [details] Available for editors
From editor or global species database
Distribution Brazil [details]
Fossil Range Maastrichtian, Late Cretaceous [details]