LITERATURE CITED 



Achilles, Laurenck. 



1906. Nesting of the Arctic three-toed woodpecker in tlie Adirondacks. 



Bird-Lore, vol. 8, pp. 158-160. 

 Agersborg, Gilbert Smith. 



1881. Novel nesting-sites of wot idpeckers (CoUipivs auraiiis and McJuiurpcs 



enjthroccphalus). Bull. Nuttall Orn. Chib, vol. 6, p. 120. 

 Alderson, v. a. 



1890. Hairy woodpecker and potato bugs. Oolcgist, vol. 7, p. 147. 

 AiXEM. Arthur Augustus. 



1928. Downy woodpecker's story- Bird-Lore, vol. 30, pp. 415-424. 



1907. Hunting with a microphone the voices of vanishing bird.s. Nat. 



Geogr. Mag., vol. 71, pp. 697-706. 

 Allen, Arthur Augustus, and KErxoGG, P. Paul. 



1937. Recent observations on the ivory-billed woodpecker. Avik, vol. 54, 

 pp. 164-184. 

 Allen, Joel Asaph. 



1892. The North American species of the genns Colaptes, considered with 

 special reference to the relationships of C. niiratits and C. eafcr. 

 Bull. Amer. Mus. Nat. Hist., vol. 4, pp. 21-44. 

 Allert, Oscar Paul. 



1934. Flicker kills young robins. Iowa Bird Life, vol. 4, p. 20. 

 American Ornithologists' Union. 



1910. Chock-list of North American birds. Ed. 3. 

 1931. Check-list of North American birds. Ed. 4. 

 Anderson, Anders Harold. 



1934. Food of the Gila woodpecker (Coitunis nropiiy'ialis uropifgialis). 

 Auk, vol. 51, pp. 84-85. 

 Anderson, Malcolm P., and Grinnell, Joseph. 



1903. Birds of the Siskiyou Mountains, California : A problem in distribu- 

 tion. Proc. Acad. Nat. Sci. Philadelphia, vol. 55, pp. 4-15. 

 Anthony, Alfred Webster. 



lS95a. Birds of San Fernando, Lower California. Auk, vol. 12, pp. 131-143. 

 lS95b. New races of Colaptes and Passerclla from the Pacific coast. Auk, 

 vol. 12, pp. 347-349. 

 Arthur, Edmund Watts. 



1934. Courtship dance of the pileated woodpecker. Cardinal, vol. 3, p. 173. 

 Attwater, Henry Philemon. 



1892. List of birds observed in the vicinity of San Antonio, Bexar County, 

 Texas. Auk, vol. 9, pp. 229-238. 

 Audubon, John James. 



1812. The birds of America, vol. 4. 

 Bacon, C. C. 



1891. A large set or series of the red-headed woodpecker. Oologist, vol. 8, 



p. 32. 



309 



