156 Unwersity of California Publications in Zoology  [Vou.17 
Tyre Locauiry.—lLa Paz, Lower California, Mexico. 
Synonym.—Uta stansburiana, part. 
Common Names.—Stansbury’s Swift, part ; Stansbury’s Uta, part ; 
Brown-shouldered Lizard, part. 
Rancre.—tThe southeastern deserts. Has been captured north to 
Carroll Creek and Keeler, Inyo County; west to the Pacific divides, 
where intergradation takes place with U. s. hesperis. Intergradation 
with U. s. stansburiana takes place in Owens Valley, Inyo County 
(Mus. Vert. Zool.). Oceupies chiefly the Lower Sonoran life-zone. 
Inhabits nearly all types of desert environment except sand dunes. 
(See fig. 6.) 
Uta stansburiana hesperis Richardson 
Southern Brown-shouldered Lizard 
OriginaL Derscription.—Uta stansburiana hesperis Richardson, 
Proc. U. S. Nat. Mus., 48, January 19, 1915, pp. 415-418. 
Type Locaniry.—Arroyo Seeo Canon, near Pasadena, Los Angeles 
County, California. 
SynonyM.—Uta stansburiana, part. 
Common Names.—Brown-shouldered Lizard, part; Stansbury’s 
Swift, part; Stansbury’s Uta, part. 
Rance.—Coastal slopes of southern California and the San Joa- 
quin Valley. Northernmost stations, Mount Diablo, Contra Costa 
County (Univ. Calif. Dept. Zool.), and 5 miles south of Lathrop, San 
Joaquin County (Van Denburgh, Oee. Papers Calif. Acad. Sei., 5, 
1897, p. 68; Camp, Univ. Calif. Publ. Zool., 17, 1916, p. 69). Extends 
northeast to Fresno and west in central California to Bear Valley, 
San Benito County (Van Denburgh, loc. cit.). Occurs also on Santa 
Cruz, Ana Capa, Santa Catalina, and San Clemente islands. Inter- 
grades on the east, through Walker Pass and across the desert divides 
in southern California, with U. s. elegans (Mus. Vert. Zool.). Oc- 
cupies the Lower Sonoran life-zone and to a lesser extent the Upper 
Sonoran life-zone. Inhabits arid plains, washes, the more open, dry 
hill-slopes, and, along the seacoast, sand dunes. (See fig. 6.) 
Uta graciosa (Hallowell) 
Long-tailed Uta 
OriginaL Description.—Uro-saurus graciosus Hallowell, Proce. 
Acad. Nat. Sci. Phila., 7, 1854, pp. 92-93. 
