106 BULLETIN" 86, UNITED STATES NATIONAL MUSEUM. 



The Texas nighthawk is normally only a summer sojourner in the 

 United States, where it appears in March, as a specimen which Dr. 

 E. A. Mearns obtained, March 21, 1894, on the Colorado Eiver at the 

 Mexican boundary attests. It leaves this country in September or 

 October (taken, October 5, 1893, San Bernardino Ranch, Arizona, 

 Dr. E. A. Mearns). It breeds from April to August, and there are 

 eggs in the United States National Museum collected from April 27 

 to August 6, inclusive. 



Specimens examined. — Total number, 293, from the localities listed 

 below : 



Arizona. — Colorado River, 5 miles north of Lagima (Apr. 21, 24, 

 and 26, 1910) ; Ehrenberg (Mar. 27, 1910) ; Date Creek, south of Fort 

 Wliipple (June 5, 1865) ; San Bernardino Ranch, San Bernardino 

 River, on the Mexican boundary line (Aug. 15 and 23, 1892; Oct. 5, 

 1893) ; Camp Grant, 40 miles east of Tucson (May 4, 1867) ; Fort 

 Huachuca (May 23, 1892; June 3, 1892; June 15, 1891) ; Huachuca 

 Mountains (June 3, 1891) ; Yuma (Apr. 5, 1884) ; Beaverdam (May 

 10, 1891) ; Fort Mojave (May 13, 1884; May 24, 1861) ; near San 

 Pedro River in Cochise County (Aug. 15. 1890) ; Tucson (May 5, 

 1883; May 19, 1906; June 2 and 3, 1884; June 8, 1881; June 16, 1891) ; 

 Calabasas (May 26, 1887) ; Colorado River at Monument No. 204, 

 Mexican boundary line (Mar. 21 and 25, 1894) ; San Pedro slope, 

 Santa Catalina Mountains, Pinal County (May 20, 1885; June 4, 

 1885 [3,500 feet altitude] ; June 7, 1885 [3,000 feet altitude] ) ; Fort 

 Yerde (June 3 and 5, 1885 ; June 17, 1884 ; Sept. 20, 1886) ; Charles- 

 ton, Cochise County (June 21, 1896) ; Catalina Mill (June 21, 1884) ; 

 Babacomari Creek. 



<7«?^7(?rma,— Pasadena (Mar. 31, 1896; Apr. 4, 7, 9, and 29, 1896; 

 Apr. 27, 1895; Apr. 21, 24, and 30, 1897; May 2, 1894; June 19, 1897; 

 July 26, 1902; Aug. 4, 1900; Aug. 30, 1906) ; San Fernando Yalley, 

 Los Angeles County (May 2, 1899; May 22, 1895) ; Sugarloaf Moun- 

 tain, 7,500 feet altitude, San Bernardino Mountains (Aug. 5, 1905) ; 

 Cactus Flat, 6,000 feet altitude, San Bernardino Mountains (Aug. 16, 

 1905) ; Cushenbury Springs, 4,000 feet altitude, San Bernardino 

 Mountains (Aug. 9 and 13, 1905) ; Bodfish .(June 17, 1911) ; Los 

 Angeles (Apr. 14, 1898; May 2, 1897; June 20, 1897) ; San Fernando, 

 Los Angeles County (Apr. 24, 1900; Aug. 14, 1897) ; Mecca, River- 

 side County (Apr. 2, 4, 7, and 11, 1908) ; Tipton, Tulare County 

 (Apr. 26, 1911) ; Reche Canyon, near Colton (July 23 and 28, 1908) ; 

 Isabella (July 1, 1911) ; Colorado River opposite Cibola, Arizona 

 (Apr. 3, 1910) ; Dulzura (Apr. 24, 1908; June 29, 1894) ; Colorado 

 River, 5 miles northeast of Yuma (May 3, 1910) ; Chula Vista, San 

 Diego County (May 27, 1908); Paicines (June 12, 1898; July 10, 

 1898) ; Kelso Creek, 3,500 feet altitude, 11 miles south-southeast of 

 Weldon, Kern County (July 6, 1911) ; Alhambra (Apr. 11, 12, and 15, 



