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Evans, J. & Shumard, B. F. (1857). On some new species of fossils from the Cretaceous Formation of Nebraska Territory. Transactions of the Academy of Science of St. Louis. 1: 38-42.
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Evans, J. & Shumard, B. F.
1857
On some new species of fossils from the Cretaceous Formation of Nebraska Territory
Transactions of the Academy of Science of St. Louis
1: 38-42
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2013-01-12 18:30:12Z
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Rostellaria americana J. Evans & Shumard, 1857 † accepted as Drepanocheilus evansi Cossmann, 1904 † accepted as Drepanochilus evansi Cossmann, 1904 † (original description)
