Echinoidea taxon details
original description
Kier, P. M. 1965. Evolutionary trends in Paleozoic echinoids. Journal of Paleontology 39, 436-465. page(s): 463, 464; figs. 3F, 25, pl. 58: fig. 1, pl. 59: figs. 1-2 [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): 3 [details] Available for editors
From editor or global species database
Distribution Montana, U.S.A. [details]
Fossil Range Mississippian [details]
From editor or global species database
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