Traits taxon details
original description
De Gregorio, A. 1930. Sul Permiano di Sicilia. Annales de Géologie et de Paléontologie 52, 1-70. page(s): 34; pl. 12: figs. 15-17 [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): 48 [details] Available for editors
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