486 BULLETIN 17 6, UNITED STATES NATIONAL MUSEUM 



Palmer, Theodore Sherman. 



1918. Costa's hummingbird — its type locality, early history and name. 

 Condor, vol. 20, pp. 114-116. 

 Palmer, William. 



1894. An Asiatic cuckoo on the Pribylof Islands, Alaska. Auk, vol. 11, 

 p. 325. 

 Patton, F. A. 



1924. Birds of the foot hills. Nesting of the Sennett's night hawk. Oologist, 



vol. 41, p. 111. 

 Pearson, Thomas Gilbert. 



1911. The chimney swift. Bird-Lore, vol. 13, pp. 115-118. 

 Pemberton, John Roy, 



1916. Variation of the broken-wing stunt by a roadrunner. Condor, vol. 18. 

 p. 203. 

 Pickens, Andrew Lee. 



1927. Unique method of pollination by the ruby-throat. Auk, vol. 44, pp. 



24r-27. 

 1930. Favorite colors of hummingbirds. Auk, vol. 47, pp. 34&-352. 



PiCKWELL, GATLE BeNJAMIN, 



1937. Winter habits of the white-throated swift. Condor, vol. 39, pp. 



187-188. 

 Pickwell, Gatle Benjamin, and Smith, Emily. 



1938. The Texas nighthawk in its summer home. Condor, vol. 40, pp. 



193-215. 

 Poling, Otho Citrtis, 



1890. Notes on Eugenes fulgens. Auk, vol. 7, pp. 402-403. 

 QijiixiN, Roy William. 



1935. New bird records from Texas. Auk, vol, 52, pp. 324-325. 

 Rathbun, Samuel Frederick. 



1925. The black swift and its habits. Auk, vol. 42, pp. 497-516. 

 Ray, Rose Carolyn. 



1925. Discovery of a nest and eggs of the blue-throated hummingbird. 



Condor, vol, 27, pp. 49-51. 

 Ressel, Cyrus B. 



1889. Birds of Chester County, Penn. Ornithologist and Oologist, vol. 14, 



pp. 97-101, 

 Richmond, Charles Wallace. 



1893, Notes on a collection of birds from eastern Nicaragua and the Rio 



Frio, Costa Rica, with a description of a supposed new trogon. 



Proc. U. S. Nat, Mus., vol. 16, pp, 479-532, 

 RiDGwAY, Robert, 



1877. United States geological exploration of the fortieth parallel. Part 3: 



Ornithology, 

 1892. The humming birds. Rep. U. S. Nat. Mus. for 1890, pp. 253-383. 

 1898. Description of a new species of hummingbird from Arizona, Auk, vol. 



15, pp. 325-326. 



1911. The birds of North and Middle America, U. S. Nat. Mus. Bull. 50, pt, 5. 



1912. Color standards and color nomenclature. 



1914. The birds of North and Middle America. U. S. Nat. Mus. Bull. 50, pt. 6. 

 1916. The birds of North and Middle America. U. S. Nat. Mus. BuU. 50, pt. 7. 

 Roberts, Thomas Sadler. 



1932. The birds of Minnesota. Vol. 1. 



