Paleozoic

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The Cambrian and the Ozark series
Garland Carr Broadhead

American Journal of Science July 1893, s3-46 (271) 57-60; DOI: https://doi.org/10.2475/ajs.s3-46.271.57
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The stratigraphic relations of the Oneonta and Chemung formations in eastern central New York
Nelson Horatio Darton

American Journal of Science March 1893, s3-45 (267) 203-209; DOI: https://doi.org/10.2475/ajs.s3-45.267.203
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Notes on the Cambrian in Missouri and the classification of the Ozark series
Arthur Winslow

American Journal of Science March 1893, s3-45 (267) 221-226; DOI: https://doi.org/10.2475/ajs.s3-45.267.221
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A remarkable fauna at the base of the Burlington limestone in northeastern Missouri
Charles Rollin Keyes

American Journal of Science December 1892, s3-44 (264) 447-452; DOI: https://doi.org/10.2475/ajs.s3-44.264.447
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Notes on the Cambrian rocks of Pennsylvania and Maryland, from the Susquehanna to the Potomac
Charles Doolittle Walcott

American Journal of Science December 1892, s3-44 (264) 469-482; DOI: https://doi.org/10.2475/ajs.s3-44.264.469
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Notice of a new lower Oriskany fauna in Columbia County, New York, with an annotated list of fossils, by J. M. Clarke
Charles Emerson Beecher and John Mason Clark

American Journal of Science November 1892, s3-44 (263) 410-414; DOI: https://doi.org/10.2475/ajs.s3-44.263.410
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The Devonian system of eastern Pennsylvania
Charles Smith Prosser

American Journal of Science September 1892, s3-44 (261) 210-221; DOI: https://doi.org/10.2475/ajs.s3-44.261.210
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Fossils in the "Archean" rocks of central Piedmont Virginia
Nelson Horatio Darton

American Journal of Science July 1892, s3-44 (259) 50-52; DOI: https://doi.org/10.2475/ajs.s3-44.259.50
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Notes on the Cambrian rocks of Virginia and the southern Appalachians
Charles Doolittle Walcott

American Journal of Science July 1892, s3-44 (259) 52-57; DOI: https://doi.org/10.2475/ajs.s3-44.259.52
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On the occurrence of Upper Silurian strata near Penobscot Bay, Me
W. W. Dodge and C. E. Beecher

American Journal of Science May 1892, s3-43 (257) 412-418; DOI: https://doi.org/10.2475/ajs.s3-43.257.412

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