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<p>"Dec. 31st; Descriptions of Eleven New Species of the Genus Unio from the United States; Descriptions of Seven New Species of the Genus Io; A Revision of the Species of Baculites, Described in Dr. Morton's "Synopsis of the Cretaceous Group of the United States"; On the Mollusca of Harper's Ferry, Virginia; On Squalus Americanus, Mitchell, Referring It to the Genus Odontaspis, Agassiz; Monograph of the Species of Sphærium of North and South America; Descriptions of New Palaeozoic Fossils from Kentucky and Indiana; Descriptions of Three New Species of Mollusca of the Genus Sphærium; Descriptions of New Lower Silurian, (Primordial), Jurassic, Cretaceous, and Tertiary Fossils, Collected in Nebraska, by the Exploring Expedition under the Command of Capt. Wm. F. Raynolds, U. S. Top. Engrs.; With Some Remarks on the Rocks from Which They Were Obtained; Description of New Plants from Texas; Description of a New Quadrumanous Mammal, of the Genus Midas; Synopsis of the Recent Species of Gastrochænidæ, a Family of Acephalous Mollusca; On the Genera Panolopus, Centropyx, Aristelliger and Sphærodactylus; Synopsis of the Sillaginoids; Description of a New Species of Sillago; Synopsis of the Chæni; Synopsis of the Notothenioids" is an article from &lt;a href="/search.php?query=collection%3Ajstor_procacadnatuscie%20AND%20volume%3A13" rel="nofollow"&gt;Proceedings of the Academy of Natural Sciences of Philadelphia, Volume 13&lt;/a&gt;.</p> <p>View more articles from &lt;a href="/search.php?query=collection%3Ajstor_procacadnatuscie" rel="nofollow"&gt;Proceedings of the Academy of Natural Sciences of Philadelphia&lt;/a&gt;.<br>View &lt;a href="<a rel="nofollow" class="external free" href="http://www.jstor.org/stable/10.2307/4059571">http://www.jstor.org/stable/10.2307/4059571</a>" rel="nofollow"&gt;this article on JSTOR&lt;/a&gt;.<br>View &lt;a href="/download/jstor-4059571/10.2307_4059571.xml" rel="nofollow"&gt;this article's JSTOR metadata&lt;/a&gt;.<br></p><p>You may also retrieve all of this items metadata in JSON at the following URL: &lt;a href="<a rel="nofollow" class="external free" href="https://archive.org/metadata/jstor-4059571">https://archive.org/metadata/jstor-4059571</a>" rel="nofollow"&gt;<a rel="nofollow" class="external free" href="https://archive.org/metadata/jstor-4059571">https://archive.org/metadata/jstor-4059571</a>&lt;/a&gt;</p>
<br>Subjects:</div>
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Gill, Theodore</div>
Internet Archive identifier