120 PACIFIC COAST AVIFAUNA No. 12 
1918. Oberholser, H. C. A Revision of the Forms of the Great Blue Heron (Ardea hero- 
dias Linnaeus). < Proc. U. S. Nat. Mus., xxxx1, pp. 531-559. 
1918. Peyton, S. B. A Collecting Trip to Anacapa Island. < Oologist, xxx, p. 78. 
1918. Swarth, H. S. A Revision of the California Forms of Pipilo maculatus Swainson, 
with Description of a New Subspecies. < Condor, xv, September 1913, pp. 167-175, 
Aeties 
1918. Wright, H., and Snyder, G. K. Birds Observed in the Summer of 1912 Among the 
Santa Barbara Islands. < Condor, xv, March 1913, pp. 86-92, 2 figs. in text. 
Annotated list of 37 species observed on Santa Barbara, Anacapa, Santa Cruz, 
Santa Rosa and San Miguel islands. 
1913. Wright, H. W. The Sabine Gull in the Santa Barbara Channel. < Condor. xv, 
November 1913, pp. 227-228. 
1914. Snyder, G. K. Nesting of the Allen Hummingbird on Catalina Island. < Condor, 
xvi, July 1914, pp. 182-183. 
1914. Swarth, H. S. A Study of the Status of Certain Island Forms of the Genus Sal- 
pinctes. < Condor, xv1, September 1914, pp. 211-217. 
1914. Swarth, H. S. The California Forms of the Genus Psaltriparus. < Auk, Xxx1, 
October 1914, pp. 499-525, map. 
1914. Ridgway, R. The Birds of North and Middle America. —U. S. Nat. Mus., Bull. 
50. Part v1; Picidae, Capitonidae, Rhamphastidae, Bucconidae, Galbulidae, Alcedin- 
idae, Todidae, Momotidae, Caprimulgidae, Nyctibiidae, Tytonidae, Bubonidae; pp. 
i-xx, 1-882, pls. I-xxXvI. 
1915. Van Rossem, A. Notes on Murrelets and Petrels. < Condor, xvir, March 1915, 
pp. 74-78, 3 figs. in text. 
Records the capture of Brachyramphus craveri near Coronados Islands. 
1915. Shepardson, D. I. Some Extreme Nesting Dates. < Condor, xvm, May 1915, p. 
130. 
1915. Colburn, A. E. Dwarf Cowbird on the Coronado Islands. < Condor, xvu, July 
1915, p. 165. : 
1915. Dawson, W. L. Supposed New Records for Santa Cruz Island. < Condor, xvm, 
September 1915, pp. 203-204. 
Briefly records fifteen birds new to the island. 
1915. Dawson, W. L. A Notable Occurrence of Pacific Divers. < Condor, xvi, Sep- 
tember 1915, p. 205. 
1915. Grinnell, J. A Distributional List of the Birds of California = Pacific Coast Avi- 
fauna, 11, 1915, pp. 1-217, 3 maps. 
1915. Cooke, W. W. Distribution and Migration of North American Gulls and Their 
Allies. =U. S. Department of Agriculture, Bull. 292, October 25, 1915, pp. 1-70, 31 
figs. in text. 
1916. Swarth, H.S. The Pacific Coast Races of the Bewick Wren. < Proc. Calif. Acad. 
Sci., v1, no. 4, May 1916, pp. 53-85, map. 
1916. Ridgway, R. The Birds of North and Middle America. —U. S. Nat. Mus., Bull. 
50. Part vir; Cuculidae, Psittacidae, Columbidae; May 5, 1916; pp. i-xiii, 1-543, pls. 
I-XXIV. 
