Traits taxon details
original description
Shmidt, O. I. & Simakov, S. N. 1953. [Late Cretaceous sea urchins from south-eastern Middle Asia]. Trudy Vsesoyuznogo Neftyanogo Nauchno-Issledovatel'skogo Geologo-Razvedochnogo Instituta (N.S.) 66, 5-75. page(s): 68-69; fig. 27, pl. 7: figs 4-6 [details]
basis of record
Kroh, A. 2010. Index of Living and Fossil Echinoids 1971-2008. Annalen des Naturhistorischen Museums in Wien, Serie A 112, 195-470., available online at http://verlag.nhm-wien.ac.at/pdfs/112A_195470_Kroh.pdf page(s): 357 [details]
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