original description
Imbesi Smedile, M. 1958. Clipeastri Aquitanian, Elveziani e Tortoniani della Calabria. Palaeontographia Italica 53, 1-47.
page(s): 27-28; pl. 8: figs. 3, 3a-b, pl. 9: figs. 1, 1a-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): 57 [details] Available for editors
From editor or global species database
Distribution Southern Italy [details]
Fossil Range Helvetian, Middle Miocene [details]