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†Sphaeropleurus Markov & Endelman 1991
urn:lsid:organismnames.com:name:860707
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80
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†Sphaeropleurus Markov & Endelman 1991
Markov & Endelman 1991. New findings of Upper Cretaceous and Eocene temnopleurids (Echinoidea). Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody Otdel Geologicheskii, 66(1) 1991: 74-86