1917 BIRDS OF THE SOUTHERN CALIFORNIA ISLANDS 117 
1904. Breninger, G. F. San Clemente Island and its Birds. < Auk, xx1, April 1904, 
pp. 218-223. 
Mentions 35 species. 
1904. Cooke, W. W. Distribution and Migration of North American Warblers. —= Divi- 
sion of Biological Survey, U. S. Department of Agriculture, Bull. 18, pp. 1-142. 
Unimportant reference to Vermivora c. sordida. 
1904. Reed, C. A. North American Birds’ Eggs; Doubleday, Page and Company, New 
York; pp. 12+1-136, many figs. 
1904. Ridgway, R. The Birds of North and Middle America. =U. S. Nat. Mus., Bull. 
50; Part m1, Motacillidae, Corvidae, Hirundinidae, Paridae, Ampelidae, Sittidae, Ptil- 
ogonatidae, Certhiidae, Dulidae, Troglodytidae, Vireonidae, Cinclidae, Laniidae, Cha- 
maeidae, Sylviidae; pp. i-xx, 1-801, pls. 1-x1x. 
1905. Cooke, W. W. The Winter Ranges of the Warblers (Mniotiltidae). < Auk, xxu, 
July 1905, pp. 296-299. 
Unimportant reference to Vermivora c. sordida. 
1905. Grinnell, J. The Flycatcher from the Santa Barbara Islands. < Condor. vu, 
March 1905, pp. 51-52. 
Questions status of the island subspecies. 
1905. Oberholser, H. C. The forms of Vermivora celata (Say). < Auk, xxi, July 
1905, pp. 242-247. 
Critical. 
1906. C[hilds]., J. L. Eggs of the Santa Barbara Flycatcher (Empidonax insulicola). 
< Warbler, 1, June 1906, p. 33. 
1906. Grinnell, J. The Empidonax from Santa Catalina Island. < Condor, vii, May 
1906, p. 74. 
Questions status. 
1906. Grinnell, J. The Catalina Island Quail. < Auk, xxi, July 1906, pp. 262-265. 
Original description of Lophortyr catalinensis. 
1906. Howard, O. W. Nesting of the Dusky Warbler (Helminthophila celata sordida). 
< Warbler, 1, March 1906, pp. 8-10, pl. 1, fig. 1. 
On San Clemente Island. 
1907. Chapman, F. M. The Warblers of North America; D. Appleton & Company, New 
York; pp. i-ix, 1-306, 36 pls. 
1907. [Childs, J. L.] Eggs of the Santa Catalina Partridge (Lophortyx catalinensis 
Grinnell). < Warbler, 11, p. 1, pl. 
1907. Godman, F. duC. A Monograph of the Petrels (Order Tubinares). In JFive 
Parts. Part 1; Witherby & Co., London; pp. 1-68, 20 pls. 
Includes our forms of Oceanodroma. 
1907. Grinnell, J. The California Distribution of the Roadrunner (Geococcyx califor- 
nianus). < Condor, 1x, March 1907, pp. 51-53, map, fig. 
1907. Mearns, E. A. Mammals of the Mexican Boundary of the United States. =U. S. 
Nat. Mus., Bull. 56, April 1907, pp. i-xv, 1-530, 13 pls., 126 figs. in text. 
Including a list of birds from San Clemente Island. 
1907. Ridgway, R. The Birds of North and Middle America. —U. S. Nat. Mus., Bull. 
50. Part tv. Turdidae, Alaudidae, Zeledoniidae, Oxyruncidae, Mimidae, Tyrranni- 
dae, Sturnidae, Pipridae, Ploceidae, Cotingidae; pp. i-xxii, 1-974, pls. I-xxxiv. 
