Birds from Coahuila, Mexico

by Emil K. Urban

Muller, C. H.

1947. Vegetation and climate of Coahuila, Mexico. Madroño, 9:33-57, April.

Oberholser, H. C.

1902. A review of the larks of the genus Otocoris. Proc. U.S. Nat. Mus., 24(1271):801-883, June 9.

1912. A revision of the forms of the Ladder-backed Woodpecker (Dryobates scalaris [Wagler]). Proc. U.S. Nat. Mus., 41(1847):139-159, May 20.

1919a. Distribution of a new Red-winged Blackbird from Texas. Wilson Bull. 31:20-23, March.

1919b. The geographic races of Hedymeles melanocephalus Swainson. Auk, 36:408-416, July.

1921. A revision of the races of Dendroica auduboni. Ohio Jour. Sci., 21:240-248, May.

Packard, R. L.

1957. Broad-winged Hawk in Coahuila. Wilson Bull., 69:370-371, December.