Paleozoic

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A review of Dr. R. W. Ells's second report on the geology of a portion of the Province of Quebec, with additional notes on the Quebec Group
C. D. Walcott

American Journal of Science February 1890, s3-39 (230) 101-115; DOI: https://doi.org/10.2475/ajs.s3-39.230.101
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The Devonian system of North and South Devonshire [and comparison with the Devonian of the Appalachian basin]
Henry Shaler Williams

American Journal of Science January 1890, s3-39 (229) 31-38; DOI: https://doi.org/10.2475/ajs.s3-39.229.31
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The Carboniferous Echinodermata of the Mississippi Basin
Charles Rollin Keyes

American Journal of Science September 1889, s3-38 (225) 186-193; DOI: https://doi.org/10.2475/ajs.s3-38.225.186
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Recent explorations in the Wappinger Valley limestones and other formations of Dutchess County, New York
William Buck Dwight

American Journal of Science August 1889, s3-38 (224) 139-153; DOI: https://doi.org/10.2475/ajs.s3-38.224.139
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A new Erian (Devonian) plant allied to Cordaites.
John William Dawson

American Journal of Science July 1889, s3-38 (223) 1-3; DOI: https://doi.org/10.2475/ajs.s3-38.223.1
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A new meteorite from Mexico
James Edward Whitfield

American Journal of Science June 1889, s3-37 (222) 439-440; DOI: https://doi.org/10.2475/ajs.s3-37.222.439
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Stratigraphic position of the Olenellus fauna in North America and Europe
Charles Doolittle Walcott

American Journal of Science May 1889, s3-37 (221) 374-392; DOI: https://doi.org/10.2475/ajs.s3-37.221.374
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Description of a problematic organism from the Devonian at the Falls of the Ohio
Frank Hall Knowlton

American Journal of Science March 1889, s3-37 (219) 202-209; DOI: https://doi.org/10.2475/ajs.s3-37.219.202
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On the Puget group of Washington Territory
Charles Abiathar White

American Journal of Science December 1888, s3-36 (216) 443-450; DOI: https://doi.org/10.2475/ajs.s3-36.216.443
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Cambrian fossils from Mount Stephens [B. C.]
Charles Doolittle Walcott

American Journal of Science September 1888, s3-36 (213) 161-166; DOI: https://doi.org/10.2475/ajs.s3-36.213.161

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