22 BIRDS OF COLORADO. 



of the Committee of the Union on Classification and No- 

 menclature. New York: American Ornithologists' Union, 

 1886. 

 Contains specific Colorado references to 35 species. 



American Ornithologists' 'Union. Check List of North 

 American Birds, prepared by a Committee of the American 

 Ornithologists' Union. Second and Revised Edition. 

 New York: American Ornithologists' Union. 1895. 

 Contains specific Colorado references to 53 species. 



Anthony, A. W. Winter Plumage of Leucosticte australis. 



Auk, IV. 1887, p. 257. 



Description of the plumage of male, female and young, based on speci- 

 mens taken at Gold Hill, Colorado. 



Anthony, A. W. The Scaled Partridge {Callipepla squamata) 



in Colorado. Auk, XII. 1895, p. 388. 



A freshly killed bird seen in a taxidermist shop during the winter of 

 1892-3 ; said to have been killed on the Platte River near Denver. 



Baird, S. F., Cassin, J. and Lawrence, G. N. Reports of 

 Explorations and Surveys to ascertain the most practicable 

 and economical route for a railroad from the Mississippi 

 River to the Pacific Ocean. Made under the direction of 

 the Secretary of War in 1853-6, according to Acts of Con- 

 gress of March 3, 1853, May 31, 1854, and August 5, 1854. 

 Vol. IX. Birds: \>y Spencer F. Baird, Assistant Secretary 

 Smithsonian Institution, with the co-operation of John 

 Cassin and George N. Lawrence. 

 Capt. Gunnison's party and that of Lieut. Warren brought back skins and 



records of about twenty species of birds that have nothing but an historical value 



in this connection. They are included in the above volume with the records of 



the other surveying parties. 



Baird, S. F. Pacific Railroad Reports as above. Vol. X. 

 Route near the 38th and 39th parallels explored by Cap- 

 tain J. W. Gunnison, and near the 41st parallel, explored 

 by Lieutenant E. G. Beckwith. Zoological Report No. 2. 

 Report of Birds Collected on the Survey. By S. F. Baird. 

 Contains much the same notes from Gunnison's party that had already 



been printed in Vol. IX. Unimportant records of 15 species. 



Baird, S. F. Geological Survey of California. J. D. Whit- 

 ney, State Geologist. Ornithology, Vol. i. Land Birds. 

 Edited by S. F. Baird from the manuscript and notes of 

 J. G. Cooper. Published by authority of the legislature, 

 1870, pp. XL, 591. 



The only reference to Colorado ornithology is the appearance here under 

 the name of Leucosticte campestris of a specimen of Leucosticte tephrocotis sent 

 from Denver to the Smithsonian, January, 1862, by Dr. C. Wemigk. This is 

 the first record for this species from Colorado. 



