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- August Weismann
- Charles Darwin
- Linnean Society of London
- Douglas Dewar
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Zoological Illustrations, Second Series, Volume 3 or, Original Figures and Descriptions of New, Rare, or Interesting Animals
William SwainsonRead For Free - James S. Findley
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Four New Pocket Gophers of the Genus Cratogeomys from Jalisco, Mexico
Robert J. RussellRead For FreeRobert J. Russell - Walter Woelber Dalquest
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A New Species of Heteromyid Rodent from the Middle Oligocene of Northeast Colorado with Remarks on the Skull
Edwin C. GalbreathRead For Free - E. Raymond Hall
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A New Species of Pocket Gopher (Genus Pappogeomys) From Jalisco, México
Robert J. RussellRead For FreeRobert J. Russell - Jr. George H. Lowery
- Robert Abernathy
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A New Pocket Gopher (Thomomys) and A New Spiny Pocket Mouse (Liomys) from Michoacán, Mexico
E. Raymond HallRead For Free - Edwin C. Galbreath
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Reise in die Aequinoctial-Gegenden des neuen Continents. Band 1.
Alexander von HumboldtRead For FreeAlexander von Humboldt -

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle, between the years 1826 and 1836. Volume I. Proceedings of the First Expedition, 1826-1830
Robert FitzroyRead For Free - John M. Legler
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- Robert B. Finley
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Description of a New Vespertilionine Bat from Yucatan Author's Edition, extracted from Bulletin of the American Museum of Natural History, Vol. IX, September 28, 1897
J. A. AllenRead For Free -

Descriptions of Three New Birds from the Belgian Congo Bulletin of the AMNH , Vol. XXXIV, Art. XVI, pp. 509-513, Oct. 20th, 1915
James Paul ChapinRead For Free -

Descriptions of New Hylid Frogs From Mexico and Central America
William Edward DuellmanRead For FreeWilliam Edward Duellman - Erasmus Darwin
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Description of a New Softshell Turtle from the Southeastern United States
Robert G. WebbRead For Free - Howard J. Stains











