BIRDS — LIST OF AUTHORITIES. 
947 
Psallria plumbca, Cyanoeiita macrolopha, Carpodacus cassinii, ZonolricMa fallax, Pipilo mesoleucus, Centurus uropyyialis. ) VII, 
June, 1854, 118. 
Cassin.— On the occurrence of Sriz nyctea, during the winter of 184.3-44, in the vicinity of Philadelphia. By 
John Cassin. II, March, 1844, 19. 
Cassin. — Description of a new vulture in the Museum of the Academy of Natural Sciences, of Philadelphia. 
(Calliartcs burrovianus.) By John Cassin. II, March, 1845, 212. 
Cassin. — Note on an instinct probably possessed by the herons. (Ardea.) By John Cassin. Ill, December, 
1846, 135. 
Cassin. — Description of a new rapacious bird in the Museum of the Academy of Natural Sciences, of Phila- 
delphia. (Cymindis wilsonii.) By John Cassin. Ill, April, 1847, 199. 
Cassin. — Description of a new Buceros, and a notice of Duceros clatus, both of which are in the collection of the 
Academy of Natural Sciences of Philadelphia. By John Cassin. Ill, December 1817, 330. 
Cassin. — Descriptions of three new species of Icterus, (Briss,) specimens of which are in the Museum of the 
Academy of Natural Sciences of Philadelphia. By John Cassin. (Icterus macuh-alaius, Icterus auricapillus, Icterus 
giraudii.) Ill, December, 1847, 332. 
Cassin. — Descriptions of the new species of the genus Cyanocorax, of which specimens are in the collection of 
the Academy of Natural Sciences of Philadelphia. By Joun Cassin. IV, Feb., 1848, 20. 
Cassin. — Descriptions of new species of birds of the genera Vidua, Eupleclus, Pyrcnestes, and Pitylus ; specimens 
of which are in the collection of the Academy of Natural Sciences of Philadelphia. By John Cassin. IV, June, 
1848, 65. 
Cassin. — Description of anew Tanctgra in the collection of the Academy of Natural Sciences of Philadelphia. By 
JonN Cassin. IV, Oct., 1848, 85. 
Cassin. — Catalogue of birds collected by Mr. William S. Pease during the march of the army of the United 
States from Vera Cruz to the city of Mexico. By John Cassin. IV, Oct., 1848, 87. 
Cassin — Descriptions of owls presumed to be undescribed ; specimens of which are in the collection of the 
Academy of Natural Sciences of Philadelphia. By John Cassin. IV, Dec, 1848. 121. 
Cassin.— Descriptions of new species of the genera Nyclale and Sycobius; specimens of which are in the collection 
of the Academy of Natural Sciences of Philadelphia. By John Cassin. IV, Feb., 1849, 157. 
Cassin. — Notes of the examination of the family Vulturidae, in the collection of the Academy of Natural Sciences 
of Philadelphia. By John Cassin. IV, Feb., 1849, 158. 
Cassin. — Remarks on a specimen of Anas rofflesii from Louisiana. By John Cassin. IV, Aug , 1849, 195. 
Cassin. — Description of new species of birds of the family Caprimidgidae; specimens of which are in the collection 
of the Academy of Natural Sciences of Philadelphia. By Jons Cassin. IV, Oct., 1849, 236. 
Cassin. — Descriptions of new species of birds, specimens of which are in the collection of the Academy of 
Natural Sciences of Philadelphia. By John Cassin. V, Jane, 1850, 56. 
Cassin. — Descriptions of new species of birds of the genera Paradisea, Pastor, and Buceros, and a proposition to 
rename others of the genera Alcyon and lluundo. By John Cassin. V, Aug , 1850, 67. 
Cassin. — Descriptions of new species of birds of the genera Parus, Emheriza, Cardudis, Myiolhera, Leuzonerpes ; 
specimens of which are in the collection of the Academy of Natural Sciences of Philadelphia. By John Cassin. V, 
Oct., 1850, 103. 
Cassin. — Notice of an American species of duck hitherto regarded as identical with the Oidemia fusca, (Oidemia 
velvelina.) By JonN Cassin. V, Dec, 1850, 126. 
Cassin. — Sketch of the birds composing the genera Vireo and Vireosylvia, with a list of the previously known, 
and descriptions of three new species, ( Vireo huttoni, and Vireosylvia flavoviridis, and philadelphica.) By John Cassin. 
V, Feb., 1851, 149. 
Cassin. — Descriptions of new species of birds of the genera Galbula and Bucco, specimens of which are in the 
collection of the Academy of Natural Sciences of Philadelphia. By John Cassin. V, Feb., 1851, 154. 
Cassin. — Notes of an examination of the birds composing the family Caprimulgidae, in the collection of the 
Academy of Natural Sciences of Philadelphia. By John Cassin. V, April, 1851, 175. 
Cassin. — Notes on specimens of Ephialles naevia and E. asio. By John Cassin. V, Aug., 1851, 236. 
Cassin. — Descriptions of new species of birds of the family Laniadue, specimens of which are in the collection of 
the Academy of Natural Sciences of Philadelphia. By John Cassin. V, Aug. 1851, 244. 
