Echinoidea taxon details
original description
Markov, A. V. & Endelman, L. G. 1991. [New findings of Upper Cretaceous and Eocene temnopleurids (Echinoidea)]. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody. Otdel Geologicheskii 66, 74-86. page(s): 80 [details]
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