698 
U. S. P. R. R. ESP. AND SURVEYS-ZOOLOGY—GENERAL REPORT. 
Bachman. —List of quadrupeds procured by Mr. Townsend and sent to the Academy of Natural Sciences. By 
J. Bachman. VIII, i, 1839, 75. 
Bachman. —Additional species to the list of Mr. Townsend’s quadrupeds. By John Bachman. VIII, i, 
1839, 101. 
Bachman.— -Some remarks on the genus Sorex, with a monograph of the Nofth American species. By John 
Bachman, D. D. VII, n, 1837, 362. 
Ord. —An account of a new species of the genus Arvicola. (A. riparius.) By George Orb. IV, it, 1825, 305. 
Orb. —Account of a North American quadruped supposed to belong to the genus Ovis. By George Ord. 
I, I, 1817-8, with a figure of the horns. (This is the Aplocerus , or mountain goat. The author quotes Rupicapra 
americana, Blainville, as the same species.) 
Godman. —Note on the genus Condylura of Illiger. By J. D. Godman, M. D. V, i, 1825, 109. 
Sat and Ord.—A new genus of mammalia proposed, and a description of the species upon which it is founded. 
* By T. Sat and G. Ord. (Neotoma jloridana.) IV, ix, 1825, 345. 
Sat and Ord. —Description of a new species.of mammalia wheron a genus is proposed to be founded. By 
T. Sat and G. Ord.. ( Sigmodon hispidum.) IV, ir, 1825, 353. 
Townsend. —On the giant wolf of North America. ( Lupus gigas.) By John K. Townsend, M. D. Second 
series. II, i, 1850, 75. 
Woodhouse. —The North American jackal, (Canis frustror.) By S. W. Woodhouse, M. D. Second series. 
II, n, 87. 
Philadelphia. — Academy of Natural Sciences, Conti Proceedings of the Academy of Natural Sciences of 
Philadelphia. 8vo. 
Aud. & Bach. —Description of a new North American fox ( Vulpes utah). By Audubon and Bachman. VI, 
(Presented to the Academy at the meeting of June 29, 1852,) 114. 
Aud. &. Bach. —Description of new species of quadrupeds inhabiting North America. By J. J. Audubon and 
J. Bachman. I, Oct. 1841, 92. 
Bachman. —Notes on the generation of the Virginia opossum, ( Didelphis virginidna.) By John Bachman, D. D- 
IV, April 1848, 40. 
Baird. —Characteristics of some new species of mammalia, collected by the United States and Mexican 
boundary survey, Major W. H. Emory, U. S. A., Commissioner. By Spencer F. Baird. VII, April 1855, 341. 
Baird. —Characteristics of some new species of North American mammalia, collected chiefly in connexion 
with the United States surveys of a railroad route to the Pacific. VII, April 1855, 333. 
Berlandier, Dr. L.—On the species of Mexican wolves. V, Feb. 1851, 156. 
Cassin. —Description of a new' mole of the genus Scalops, from Oregon. By John Cassin. (S. aeneus.) VI, 
1853, 299. 
Gambel.— Description of two new Californian quadrupeds. By Wm. Gambel, M. D. IV, August 1848, 77 
(Dipodomys agilis and Mus californicus.) 
Haldeman. —On some albino specimens and a black variety of Tamias lysteri. By S. S. Haldeman. VI, De¬ 
cember 1852, 198. 
Leconte. —Description of three new species of American Arvicolae, with remarks upon some other American 
Rodents. By John Leconte. VI, October 1853, 404. 
Leconte.— Notice of American animals, formerly known but now forgotten or lost. By John Leconte. VII, 
January 1854, 8. 
Leconte. —Observations on the American species of bats. Ib. VII, December 1855,431. 
Leconte. —Description of two new species of Hesperomys. Ib. VII, December 1855, 442. 
Leconte.- —An attempt at a synopsis of the genus Geomys. By John L. Leconte, M. D. VI, September 1852, 
157. 
Leconte. —Remarks on the species of Scalops in the collection of the Philadelphia Academy. By John L. 
Leconte, M. D. VI, June 1853, 326. 
Leconte. —Description of a new species of Sciurus, (heermanni.) By John L. Leconte, M. D. VI, September 
1852, 149. 
Leconte. —Remarks on the genus Dipodomys and Perognathus. By John L Leconte, M. D. VI, January 1853, 224. 
Michel. —Facts on the generation of the opossum. By Middleton Michel, M. D. IV, April 1848, 46. 
Woodhouse. —On the North American Jackall, (Canis frustror.) By S. W. Woodhouse, M. D. V, February 
1851, 147. 
Woodhouse. —Description of a new species of Sciurus (dorsalis.) By S. W. Woodhouse, M. D. VI, June 1852, 
110. (Changed afterwards to aberti, 220.) 
Woodhouse. —Description of a new Geomys. Ib. VI, December 1862, 201. 
Woodhouse. —Description of a new Perognathus. Ib. VI, December 1852, 200. 
Woodhouse.— Description of a new species of Hesperomys. In. VI, February 1843, 242. 
