original description
Regnéll, G. 1955. Catopygus (Echinoidea) als Geschiebe im Quartär Schonens. Skrifter Fran Mineralogisk-och Paleontologisk-Geologiska Institutionerna Lund N:R 24. Geologiska Föreningens I Stockholm Förhandlingar, 77, 17-32.
page(s): 22-27; pl. 1: figs. 1a-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): 77 [details] Available for editors 
From editor or global species database
Distribution Sweden [details]
Fossil Range Maastrichtian?, Late Cretaceous [details]