148 PACIFIC COAST AVIFAUNA No. 11 
453 (656) Dendroica auduboni auduboni (Townsend) 
AUDUBON WARBLER 
Synonyms—Sylvicola auduboni; Dendroica auduboni nigrifrons. 
Status—Common breeding species in the Transition and Boreal zones, from 
the Santa Rosa and San Jacinto mountains, Riverside County (J. Grinnell and 
Swarth, Uniy. Calif. Publ. Zool., x, 1913, p. 299), north along the Sierras to 
Mount Shasta; also on the Warner Mountains (Mus. Vert. Zool.), and south 
through the northern coast ranges, from the Trinity Mountains (Mus. Vert. 
Zool.) at least to Mount Sanhedrin (Stone, Proce. Acad. Nat. Sci. Phila., 1904, p. 
584). Not recorded as breeding in the humid coast belt, save locally in Sonoma 
County (J. Mailliard, Condor, x, 1908, p. 133). Abundant winter visitant almost 
throughout the state below the level of heavy snows; occurs on the islands coast- 
wise and on suitable parts of the deserts, but most plentiful at that season in 
the interior valley and foohill regions. 
454 (657) Dendroica magnolia (Wilson) 
MaGnouiA WARBLER 
Synonym—Dendroica maculosa. 
Status—Rare migrant; four records: adult male taken on Santa Barbara 
Island, May 15, 1897 (J. Grinnell, Rep. Bds. Santa Barbara Ids., 1897, p. 7) ; 
immature female taken by H. S. Swarth at Los Angeles, October 21, 1897 (J. 
Grinnell, Bds. Los Angeles Co., 1898, p. 45) ; and a female taken at Los Ange- 
les, October 5, 1901 (Swarth, Condor, 11, 1901, p. 145) ; these three specimens 
are on deposit in Mus. Vert. Zool. Two secured (now in Calif. Acad. Sci.) on 
the Farallon Islands, May 29 and June 2, 1911 (Dawson, Condor, xi, 1911, p. 
182). 
455 (659) Dendroica pensylvanica (Linnaeus) 
CHESTNUT-SIDED WARBLER 
Status—But one record: male taken at Sherwood, Mendocino County, Sep- 
tember 21, 1908 (Marsden, Condor, x1, 1909, p. 64). This specimen is now no. 
19539 in the L. B. Bishop collection. 
456 (665) Dendroica nigrescens (Townsend) 
BLACK-THROATED GRAY WARBLER. 
Synonym—Sylvicola nigrescens. 
Status—Common summer visitant to suitable portions of lower Transition 
and high Upper Sonoran zones from the Santa Rosa and San Jacinto mountains, 
Riverside County, north along the Sierras and desert ranges, more sparingly in 
the coast ranges, almost throughout the state, except in the humid coast belt. 
Various localities of summer. record are: west through the San Diegan district 
to the Santa Ynez Mountains, Santa Barbara County (Pemberton, Condor, x1, 
1910, p. 18) ; coast of Sonoma County (J. Mailliard, Condor, x, 1908, p. 133) ; 
Hoopa Valley, Humboldt County (W. K. Fisher, Condor, vi, 1904, p. 51); 
Scott River, Siskiyou County (Mus. Vert. Zool.) ; Sugar Hill, Modoe County 
