The Venomous Snakes and their Mimics of Panama and Costa Rica / Las Culebras Venenosas y sus Mímicas de Panamá y Costa Rica
by Ray, Julie M. and Knight, James L.
$ 50.00
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The Villafranchian Stage-Age and its radiometric dating
by Savage, Donald E. and Curtis, Garniss H.
$ 25.00
The Voyage of the Challenger. The Atlantic. A preliminary account of the general results of the Exploring Voyage of H.M.S. Challenger during the year 1873 and the early part of the year 1876, two volumes
by Thomson, C. Wyville
$ 195.00
The Warblers of America: A Popular account of the Wood Warblers as they Occur in the Western Hemisphere
by Griscom, L. and Sprunt, Jr., A. (editors)
$ 12.00
The Wild Mountain Sheep in Modern North America: Proceedings of the Workshop on the Management Biology of North American Wild Sheep
by Trefethen, James B. (editor)
$ 10.00