LITERATURE CITED 433 



Reinhardt, Johannes. 



1861. List of the birds hitherto observed in Greenland. Ibis, vol. 3, pp. 

 1-19. 

 Reiser, Otmar. 



1894, 1896, 1905. Materialen zu einer Ornis Balcanica, vols. 2-3. 

 Ridgwat, Robert. 



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



Ornithology. 

 1894. On geographic variation in Sialia mexicana Swainson. Auk, vol. 11, 



pp. 145-160. 

 1904. The birds of North and Middle America. U. S. Nat. Mus. Bull. 50, 



pt. 3. 

 1907. The birds of North and Middle America. U. S. Nat. Mus. Bull. 50, 



pt. 4. 

 1912. Color standards and color nomenclature. 

 Riley, Joseph Harvey. 



1918. Annotated catalogue of a collection of birds made by Mr. Copley Amory 

 Jr., in northeastern Siberia. Proc. U. S. Nat. Mus., vol. 54, pp. 

 607-626. 

 Roberts, Thomas Sadler. 



1936. The birds of Minnesota, ed. 2, vol. 2. 

 Robinson, Herbert Christopher. 



1927. The birds of the Malay Peninsula, vol. 1. 

 Rohrbach, J. H. 



1915. Plaster for the robin's nest. Bird-Lore, vol. 17, pp. 212-213. 

 Root, Oscar Mitchell. 



1942. Wood thrush nesting in the coniferous bogs of Canadian Zone. Auk, 



vol. 59, pp. 113-114. 

 Rowley, John Stuart. 



1939. Breeding birds of Mono County, California. Condor, vol. 41, pp. 



247-254. 

 Ryves, B. H. 



1943. An investigation into the roles of males in relation to incubation. 



British Birds, vol. 37, pp. 10-16. 

 Sage, John Hall. 



1885. Return of robins to the same nesting-places. Auk, vol. 2, p. 304. 



1886. A partial albino hermit thrush. Auk, vol. 3, p. 282. 

 Salvin, Osbert. 



1888. A list of the birds of the islands of the coast of Yucatan and of the 

 Bay of Honduras. Tbis, 1888, pp. 241-265. 

 Saunders, Aretas Andrews. 



1916. A note on the food of the western robin. Condor, vol. 18, p. 81. 

 1921a. The song periods of individual birds. Auk, vol. 38, pp. 283-284. 

 1921b. A distributional list of the birds of Montana. Pacific Coast Avifauna, 



No. 14. 

 1924. Recognizing individual birds by song. Auk, vol. 41, pp. 242-259. 

 1929a. The summer birds of the northern Adirondack Mountains. Roosevelt 



Wild Life Bull., vol. 5, pp. 323-499, figs. 93-160. 

 1929b. Bird song. New York State Mus. Handbook, No. 7. 

 1938. Studies of breeding birds in the Allegany State Park. New York State 

 Mus. Bull. No. 318. 



