946 U. S. P. E. E. EXP. AND SURVEYS — ZOOLOGY GENERAL EE POET. 
Philadelphia — Continued — 
Bonaparte. — Notes to the paper entitled descriptions of ten species of South American birds. By CnARXES 
Bonaparte. Read July 12, 1825. V, i, November, 1825, 137. 
Bonaparte. — On the distinction of two species of Icterus, hitherto confounded under the specific name of ictere- 
cephalus. By Charles Bonaparte. Read February 28, 1826. V, n, February, 182C, 222. (Icterus xanthocepha lus, 
Bon.; Icterus ictcrocephalus, Daudin.) 
Bonaparte. — Description of a new species of South American Fringilla. By Charles Bonaparte. Read March 
1, 1825. IV, n, April, 1825, 350. (Fringilla xanthoma, Rio Janeiro. ) 
Cassin — Monograph of the birds comprising the genera Hydropsalis, Wagler, and Anlrostomus, Nuttall. By 
John Cassin. Second series. II, n, January, 1852, 113. 
Cassin. — Description of new species of birds of the genera Melanerpes, Swainson, and Lanius, Linnaeus. By John 
Cassin. Second series. II, in, January, 1853, 257. 
Cassin. — Descriptions of new species of birds of the genus Spermestes, Sw. Second series. Ill, i, May, 1855, 69. 
Cassin. — Descriptions of new species of Psiltacidm. Second series. Ill, n, December, 1855, 153. 
Gamrel — Remarks on the birds observed in Upper California, with descriptions of new species. By Wm. 
Gamrel. 2d series, I, I, December, 1847, 25, and I, ni, August, 1849, 215. 
Gambel. — Description of a new species of Mergulus, Ray, from the coast of California. By Wm. Gamrel, M. 
D. 2d series, II. r. November, 1850, 55. 
TIeermann. — Notes on the birds of California observed during a residence of three years in that country. By 
A. L. Herrmann, M. D. 2d series, II, ill, lanuary, 1853, 259. 
Leib. — Description of a new species of Fuligula. By Geo. C. Leib, M. D. Read January 7, 1840, VIII, i, 
1840, 170. (Fuligula grisea, F. labradora.) 
Leib. — Description of the nest and eggs' of the Fulica americana and Anas discors. By George C. Leib, M. D. 
Read November 16, 1841, VIII, n, 1842, 203. 
Michener. — A few facts in relation to the identity of the red and mottled owls, &c. By Fzra Michener, 
M. D. Read July 3, 1838, VIII, i, 1S39, 53. 
Ord. — Observations on the genus Gracula, of Latham. By George Ord. Read May 19, 1818 ; I, H, May, 
1818, 253. Gracula quiscala, (major,) and barita (versicolor.) 
Ord. — An account of the Florida jay, of Bartram. By George Ord. Read May 26, 1826 ; I, n, August, 
1818, 345. (Garrulus caerulescens.) 
Ord. — An account of an American species of the genus Tantalus, or Ibis. By Grorge Ord. Read July 8, 
1817, (Tantalus mexicanus,) I, No. iv, August 1817, 53. 
Townsend. — Description of twelve new species of birds, chiefly from the vicinity of the Columbia river. By 
John Kirk Townsend. VII, n. Read November 15, 1836 ; VII, i, 1837, 187. (Siala occidtntalis, Fringilla oregona, 
F. bicolor, Plectrophanes ornala, Paras rvfescens, P. minimus, Sylvia occidentalis, S. nigrescens, S. audubomi, S. townsendii, 
Orpheus montanus, Charadnus monlanus.) With an appendix, p. 193, containing a list of birds from the Columbia liver. 
Prepared by the Ornithological Committee of the Philadelphia Academy of Natural Sciences. 
Trudeau. — Description of a new species of woodpecker. By James Trudeau, M. D. Read June 27, 1837, 
404. (Picus audubonii.) 
Townsend. — Description of a new species of Cypcelus, from the Columbia river. By John K. Townsend. Read 
March 3, 1839 ; VIII, i, 1839, 148, (C. vauxii.) 
Townsend. — Description of a new species of Sylvia, from the Columbia river. By JonN K. Townsend. Read 
April 2, 1839 ; VIII, I, 1839, 149. (S. tolmoci.) — Note on Sylvia tolmoei, p. 159. Read September 10, 1839. 
Townsend. — List of birds inhabiting the regions of the Rocky Mountains, the Territory of Oregon, and the 
northwest coast of America. By John K. Townsend. VIII, i, 1839(?), 151. Read September 10, 1839. 
Trudeau. — Description of the white-winged tanager. (Pyranga leucoptera.) Read June 4, 1839 ; VIII, i, 160. 
Philadelphia — Academy of Natural Sciences, Continued: Proceedings of the Academy of Natural Sciences, of 
Philadelphia. I-IX, 1840-'5S. 
Baird, Wm. M. and S. F. — Descriptions of two species, supposed to be new, of the genus Tyranmda, Swainson, 
found in Cumberland county, Pennsylvania. By William M. and Spencer F. Baird, Carlisle, Pennsylvania. 
(7'. flaviventris and minima.) I, July, 1843, 283. 
Baird. — Descriptions of new birds, collected between Albuquerque, New Mexico, and San Francisco, California, 
during the winter of 1853- 54, by Dr. C. B. R. Kennedy and H. B. Mollhausen, naturalists, attached to the 
survey of the Pacific railroad route, under Lieutenant A. W. Whipple. (Cypselus melanoleucus, Culicivora plumbea, 
