ORDER PASSERES. 323 
d. Geothlypis trichas arizéla Osrruotser. Pacific Yellow-throat. [681c.] 
Geothly pis trichas arizela OBERHOLSER, Auk, XVI, July. 1899, 257. (Fort 
Steilacoom, Washington.) 
RancE.— Pacific coast region. Breeds in Transition and Sonoran zones 
from southern British Columbia to southern California and east to Fort 
Klamath, Oregon; winters south to Cape San Lucas. 
e. Geothlypis trichas sinuésa GRINNELL. Salt Marsh Yellow-throat. [681e.] 
Geothlypis trichas sinuwosa GRINNELL, Condor, III, May, 1901, 65. (Palo 
Alto, California.) 
RanGeE.— Upper Sonoran Zone in salt marshes about San Francisco Bay, 
California (in Marin, Contra Costa, Alameda, and Santa Clara counties). 
Geothlypis béldingi Ripacway. Belding’s Yellow-throat. [682.] 
Geothlypis beldingt Ripaway, Proc. U.S. Nat. Mus., V, 1882, 344. (San 
José del Cabo, Lower California.) 
RancE.— Lower Sonoran Zone in the Cape Region of Lower 
California. 
GENUS CHAMZETHLYPIS Ripaway. 
Chamethlypis Ringway, Manual N. A. Birds, 1887, 525. Type, by 
orig. desig., Geothlypis poliocephala Barrp. 
Chaméthlypis poliocéphala (Bairp). Rio Grande Yellow-throat. 
[682.1.] 
Geothlypis poliocephala Barrp, Review Amer. Birds, 1865, 225. (Maz- 
atlan, Sinaloa, Mexico.) 
RancGe.— Lower Sonoran Zone of the Lower Rio Grande Valley, 
and northern and central Mexico south to Sinaloa, Michoacan, and 
Morelos. 
\y GeENus ICTERIA Vieor. 
Icterta ViEiLLoT, Ois. Amer. Sept., I, 1807, iv, 85. Type, by monotypy, 
Icteria dumicola VinitLotT = Muscicapa viridis GMELIN = Turdus 
virens LINNAUS. 
