Traits taxon details
original description
Gocev, P. 1933. Paleontologische und stratigraphische Untersuchungen über das Eocän von Varna. Zeitschrift der Bulgarischen Geologischen Gesellschaft 5, 1-82. page(s): 58-59; pl. 2: figs, 1a-b, pl. 4: fig. 6, pl. 7: fig. 19a-d [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): 109 [details] Available for editors
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