260 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Adult female.— henc^th (skins), 187-202 (197); wing, 94-100 (96.2); 

 tail, cS5-92 (88.5); exposed culmen, 15-17 (16.4); tarsus, 29-32 (30.6); 

 middle toe, 17-20 (18.5).« 



Arid plains, mesas, and foothills of western United States, from 

 the western l)order of the Great Plains, in western North Dakota, 

 South Dakota, Nebraska, Kansas, and Texas to the eastern base of 

 the Sierra Nevada and Cascade ranges; north to Llontana, Idaho, and 

 eastern British Columbia; during migration southward to northern 

 Mexico, in States of Sonora, Chihuahua (Colonia Diaz), Coahuila, 

 Nuevo Leon, and Tamaulipas (Nuevo Laredo; Camargo), over penin- 

 sula of Lower California to Cape San I^iicas, and desert districts of 

 southern California, casually to Guadalupe Island. 



Orpheus monlanus Townsend, .Jouni. Ac. Nat. Sci. Phil., vii, 1837, 193 ("plains 

 of the Rocky Mountains")^ ; Narrative, 1839, 338. — Audubon, Synopsis, 

 1839, 89; Birds Am., oct. ed., ii, 1841, liM. i)l. 139.— Henry, Proc. Ac. Nat. 

 Sci. Phila., vii, 1855, 310 (New Mexico;. 



Turdus montaniis Audubon, Orn. Biog., iv, 1838, 437, pi. 3(i9, lig. 1. 



Turdus {Orpheus) montanus Townsend, Journ. Ac. Nat. Sci. Phila., viii, 1839, 153. 



Mimus montanus Bonaparte, Geog. and Comp. List, 1838, 17. — Gambel, Proc. Ac. 

 Nat. Sci. Phila., iii, 1846, 113 (California;; Journ. Ac. Nat. Sci. Phila., i, 1847, 

 42 (do.).— McCall, Proc. Ac. Nat. Sci. Phila., v, 1851, 216 (Texas).— Heer- 

 mann, Journ. Ac. Nat. Sci. Phila., ii, 1853, 264 (San Diego, California, winter); 

 Rep. Pacific R. R. Surv., x, pt. iv, 1859, 44 (San Diego to Fort Yuma, Cali- 

 fornia, etc.). — Woodhouse, in Rep. Sitgreaves' Expl Zuni and Col. R., 

 1853, 73 (Zuiii Mt., Now Mexico). 



{^Mimus'l montanus Bonaparte, Cousp. Av., i, 1850, 27(1. 



Oroscoptes montanus 'Q KUiD , Rep. Pacific R. R. Surv., ix, 1858, 347. — Coues, Proc. 

 Ac. Nat. Sci. Phila., xviii, 1866, 65 (Fort Whipple, Arizona); Birds Col. Val., 

 1878, 48; Check List, 2d ed., 1882, no. 14. — American Ornithologists' 

 Union, Check List, 1886, no. 702.— Evermann, Auk, iii, 1886, 185 (Santa 

 Paula, \'cnlura Co., California, 1 spec. Mar. 12). — Bryant (W. E.), Bull. 

 Cal. Ac. Sci., ii, 1887, 307 (Guadaloupe I., 1 spec, Jan. 7). — Lloyd, Auk, iv, 

 1887, 297 (Tom Green Co., w. Texas, resident; Concho Co., breeding). — 



« Eleven specimens. 



Specimens from different geographic areas average^, respectively, as follows: 



Locality. 



MALES. 



lught adult males from Texas 



Five adult males from Uocky Mountains and Great Hasin. 

 Two adult males from southern California 



FEMALES. 



Five adult females from Texas 



Four adult females from Arizona 



Two adult females from southern California 



Wing. 



9S. 4 

 98 

 100.7 



96.4 

 96.6 

 95 



Middle 

 toe. 



19.3 

 19.1 

 18.5 



18.5 

 18.6 

 18 



6 According to Coues (Auk, vii, 1900, 69) the type locality is Big Sandy River, a 

 tributary of Green River, in Wyoming. 



