1914 BIRDS OF ARIZONA 115 



1906. Miller, W. De W. List of Birds Collected in Northwestern Durango, 

 Mexico, by J. H. Batty, during- 1903. < Bull. Amer. Mus. Nat. Hist., XXII, 



1906, pp. 161-183. 



Contains critical comments upon several Arizona species. 



1906. Oberholser, H. C. The North American Eagles and their Economic Re- 

 lations. = U. S. Dept. Agric, Biol. Surv., Bull. No. 27, pp. 1-31, 2 pis., 

 2 figs. 



1906a. Ridgway, R. "Atratus versus Megalonyx". < Condor, VIII, 1906, 



P- 53- 



Critical: Pipilo maculatus montanus Swarth considered a synonym of P. m. mega- 

 lonyx Baird. 



1906b. Ridgway, R. "Atratus versus Megalonyx". < Condor, VIII, 1906, 

 p. 100. 



Critical: Recognizing the validity of Pipilo maculatus montanus Swarth. 



1907. Ridgway, R. The Birds of North and Middle America. = U. S. Nation. 

 Mus. Bull., no. 50, part 4, pp. i-xxii. 1-973, pis. i-xxxiv. 



1907a. Smith, A. P. The Thick-billed Parrot in Arizona. < Condor, IX, 1907, 

 p. 104. 



Account of the appearance of a Hock of "700 to 1000" in the Chiricahua Moun- 

 tains, Arizona, in August, 1904. 



1907b. Smith, A. P. Summer Notes from an Arizona Camp. < Condor, IX, 



1907, pp. 196-197. 



A running account of some twenty-four species of birds observed in the Whetstone 

 Mountains, from May to August. 



1908. Grinnell, J. The Name of the California Least Vireo. < Auk, XXV, 



1908, pp. 85-86. 



1908. Plenderson, J. The Mountain Bluebird in Northern Arizona. < Condor, 

 X, 1908, p. 94. 



1908. Hollister, N. Birds of the Region about Needles, California. < Auk, 



xxv, 1908, pp. 455-462. 



References to several species seen on the Arizona side of the Colorado River at 

 Fort Mohave. 



1908a. Smith, A. P. Is the Mountain Bluebird Resident at High Altitudes? 

 < Condor, X, 1908, p. 50. 



Sialia currucoides at Flagstaff, Arizona, during February and March, 1907. 

 1908b. Smith, A. P. Some Data and Records from the Whetstone Mountains, 

 Arizona. < Condor, X, 1908, pp. 75-78. 



A running account of some of the species of birds observed in the region during 

 the summer months. 



iqo8c. Smith, A. P. Brain Parasite in White-necked Raven. < Condor, X, 

 1908, p. 92. 



1908c!. Smith, A. P. Albinism of Scaled Partridge. < Condor, X, 1908, p. 93. 

 Two albino specimens of Callipepla squamata from the San Pedro Valley, Arizona. 



