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1956. Check-list of the birds of Texas. 

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1921. Some southern Michigan bird records. Auk, vol. 38, pp. 590-594. 

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1943. The occurrence of blood parasites in birds from southwestern United 



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1962. Ecological studies of birds in Utah. Univ. Utah Biol. Ser. 12. 

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1933. The scratching of the spurred towhee. Condor, vol. 35, p. 70. 



1941. Bird habitats of the Salt Lake region. Bird-Lore, vol. 43, pp. 253-264. 

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1945. Birds of the Navajo Country. Univ. Utah Bull., vol. 35, No. 14. 



WOODHOUSE, S. W. 



1852. Description of a new snow finch of the genus Struthus, Boie. Proc. 



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 Woodruff, Edward Seymour 



1908. A preliminary list of the birds of Shannon and Carter counties, 



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