Miller, A. H.

1931. Systematic revision and natural history of the American shrikes (Lanius). Univ. California Publ. Zool., 38:11-242, October 24.

1955a. The avifauna of the Sierra del Carmen of Coahuila, Mexico. Condor, 57:154-178, May-June.

1955b. A hybrid woodpecker and its significance in speciation in the genus Dendrocopos. Evolution, 9:317-321, September.

Miller, A. H., Friedmann, H., Griscom, L., and Moore, R. T.

1957. Distributional check-list of the birds of Mexico, Pt. 2. Pacific Coast Avifauna, 33:1-436, December 20.

Moore, R. T.

1939. A review of the House Finches of the subgenus Burrica. Condor, 41:177-205, September-October.

1941. Three new races in the genus Otus from central Mexico. Proc. Biol. Soc. Washington, 54:151-159, November 17.

1947. New species of parrot and race of quail from Mexico. Proc. Biol. Soc. Washington, 60:27-28, April 3.