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January 3, 1871

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 9-10

Created: 2013-03-02, modified: 2013-03-02

January 31

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 11

Created: 2013-03-02, modified: 2013-03-02

February 28

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 51

Created: 2013-03-02, modified: 2013-03-02

[Fishes from the Amazon above the mouth of the Rio Negro]

Authors: E D Cope

Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1871, in volume 23, pages 55

Created: 2010-02-09, modified: 2021-04-05

Dalmanites Ohioensis, Meek

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 91-93

Created: 2013-03-02, modified: 2013-03-02

April 4, 1871

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 101

Created: 2013-03-02, modified: 2013-03-02

April 11

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 102

Created: 2013-03-02, modified: 2013-03-02

[Some anatomical points of importance in the classification of the siluroids of the Amazon]

Authors: E D Cope

Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1871, in volume 23, pages 112-113

Created: 2010-02-09, modified: 2021-04-05

May 23

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 117-119

Created: 2013-03-02, modified: 2013-03-02

Contribution to Orthopterology

Authors: C Thomas

Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1871, in volume 23, pages 149-153

Created: 2011-06-02, modified: 2021-04-05

June 13

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 157-158

Created: 2013-03-02, modified: 2013-03-02

June 27

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 158

Created: 2013-03-02, modified: 2013-03-02

Notice of a New Beachiopod from the Lead-Bearing Rocks at Mine La Motte, Missouri

Authors: F B Meek

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 185-187

Created: 2013-03-03, modified: 2013-03-03

July 11

Authors:

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 198

Created: 2013-03-02, modified: 2013-03-02

Ninth contribution to the herpetology of tropical America

Authors: E D Cope

Published in Proc. Acad. Nat. Sci. Philadelphia, in 1871, in volume 23, pages 200-224

Created: 2010-03-16, modified: 2021-04-05

August 8

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 228-230

Created: 2013-03-02, modified: 2013-03-02

Descriptions of New Species of Birds of the Families Troglodytidæ and Tyrannidæ

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 233-237

Created: 2013-03-02, modified: 2013-03-02

November 28

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 297-298

Created: 2013-03-02, modified: 2013-03-02

Notes on Feldspars and Some Other Minerals of Philadelphia and Vicinity

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 299-304

Created: 2013-03-02, modified: 2013-03-02

December 12

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 305-307

Created: 2013-03-02, modified: 2013-03-02

Descriptions of New Western Palæozoic Fossils, Mainly from the Cincinnati Group of the Lower Silurian Series of Ohio

Authors: F B Meek

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 308-336

Created: 2013-03-02, modified: 2013-03-02

The Librarian's Report

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 337-338

Created: 2013-03-02, modified: 2013-03-02

Recording Secretary's Report

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 341

Created: 2013-03-02, modified: 2013-03-02

Reports of the Conchological Section

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1871, in volume 23, pages 343-346

Created: 2013-03-02, modified: 2013-03-02

Notes on the natural history of Fort Macon, N.C., and vicinity. (No.1)

Authors: Elliot Coues

Published in Proc. Acad. Nat. Sci. Philad, in 1871, in volume 1871, pages 12-48

Created: 2011-06-01, modified: 2021-04-05