THE GENUS CHOBDEILES SWAINSON — OBEEHOLSEE. 



51 



Texas. — Brownwood (Aug. 25, 1888). 



Utah. — Buckskin Valley, Iron County (two specimens, Sept. 1, 

 1908) ; Fairfield (June 21 and 27, 1890). 



Washington. — North Dalles (Rockland) (July 3, 1897) ; Fort 

 Steilacoom, Puget Sound (July 16, 1858). 



Wyoming. — Stinking Creek (^Shoshone River) (June, 1860); 

 Greybull (June 14 and 15, 1910) ; Saratoga (June 7, 1911) ; Upper 

 Geyser Basin, Yellowstone National Park (Aug. 20, 1872). 



Campeche. — La Tuxpana (Oct. 4, 1912). 



Nicaragua. — Escondido River, 50 miles from Bluefields (Oct. 28, 

 1892; Sept. 17, 1892). 



'Measurements of specimens of Chordeiles virginianus hesperis. 



1 Used in measurement averages on p. 46. 

 'Type. 



