An illustration of the genus Cinchona : comprising descriptions of all the officinal Peruvian barks, including several new species. Baron de Humboldt's Account of the Cinchona forests of South America, and Laubert's Memoir on the different speies of Quinquina. To which are added several dissertations of Don Hippolito Ruiz on various medicinal plants of South America ... And a short account of the spikenard of the ancients ... /

Mode of access: Internet.

Descriptions of the five new species of the genus Cichla of Cuvier.

Mode of access: Internet.

Description of a new species of Cephalopode of the genus Loligo.

Mode of access: Internet.

Descriptions of new species of Mollusca and shells, with remarks on several polypi, &c. found in Massachusetts Bay /

Read before the Society, Jan. 17, 1838.

On the genus Octodon, and on its relations with Ctenomys, Blainv. and Poephagomys, F. Cuv.: including a description of a new species of Ctenomys.

Mode of access: Internet.

Description of two new species of fossil Scutella from South Carolina.

Mode of access: Internet.

Description of some new species of organic remains of the Cretaceous group of the U.S. with a tabular view of the fossils hitherto discovered in this formation.

Journ. Acad. Nat. Sci. 8. 207-227. 1839-1842.

The friendly call of truth and reason to a new species of dissenters : to which are prefixed a few observations on the expediency of parliamentary interposition, duly to explain, and if necessary to amend the act of William and Mary commonly called The Toleration Act."

Mode of access: Internet.

Three new species of <Pipunculidae (Diptera)> from Panama,

Publication 2141.

Descriptions of a new genus and eight new species and subspecies of African mammals,

Publication 2406.

New species of crinoids, cephalopods and other palaeozoic fossils /

Each plate accompanied by leaf of descriptive letterpress.

New species of crinoids from Illinois and other states.

Each plate accompanied by leaf of descriptive letterpress.

New species of palaeozoic invertebrates from Illinois and other states.

Each plate accompanied by leaf of descriptive letterpress.

Description of new species of palæozoic Echinodermata /

Mode of access: Internet.

New species of North American bees of the genus Dufourea (Hymenoptera, Halictidae) with descriptions of two previously undescribed females /

Cover title.