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July 31st; Descriptions of Two New Species of Uniones from Georgia; Descriptions of Three New Species of Uniones from Mexico; Descriptions of Seven New Species of Unionidæ from the United States; Descriptions of Six New Species of Unionidæ from Alabama; Descriptions of Three New Species of Exotic Unionidæ; Descrìptions of New Fossil Remains Collected in Nebraska and Utah, by the Exploring Expeditions under the Command of Capt. J. H. Simpson, of U. S. Topographical Engineers, [Extracted Form That Officer's Forthcoming Report]

Isaac Lea, F. B. Meek, John L. Le Conte and Wm. M. Gabb
Proceedings of the Academy of Natural Sciences of Philadelphia
Vol. 12 (1860), pp. 305-324
Stable URL: http://www.jstor.org/stable/4059374
Page Count: 20
Subjects: Biological Sciences
Find more content in these subjects: Biological Sciences
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