Mollusca

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A sketch of the history of conchology in the United States
Anonymous

American Journal of Science March 1862, s2-33 (98) 161-180; DOI: https://doi.org/10.2475/ajs.s2-33.98.161
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On a new genus of patelliform shells from the Cretaceous rocks of Nebraska
Fielding Bradford Meek and F. V. Hayden

American Journal of Science January 1860, s2-29 (85) 33-35; DOI: https://doi.org/10.2475/ajs.s2-29.85.33

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