680 13. COLUBRIDE 
and its scales are sometimes tipped with orange-rufous. The 
sides of the head are spotted with yellow. All the lower 
surfaces and the upper labials are yellow, spotted on the 
head and anterior gastrosteges with gray, slate or brown. 
The anterior gastrosteges are sometimes washed with 
orange-rufous, and in life the lower surfaces may be beauti- 
ful bright rose pink. 
Length to anus_._.-...----.- 632 725 742 787 804 968 
Tenpthwot (tail eeee ee 275 311 329 338 396 
Distribution —The Californian Racer appears to be con- 
fined to those parts of California which lie to the west of 
the Sierra Nevada and the Mohave and Colorado deserts, 
and to parts of Lower California. 
In California, it has been taken in Shasta (Baird), So- 
noma (seven miles west from Cazadero), Lake (Mount 
Saint Helena), Contra Costa (Summit of Mount Diablo), 
Alameda (Mills College), Santa Clara (Jasper Ridge near 
Stanford University, Black Mountain, Los Gatos, Berry- 
essa, Bell’s Station in Pacheco Pass), Monterey (Carmel 
Valley, Metz), Placer (Lander near Colfax), Mariposa 
(Pleasant Valley, vicinity of Coulterville), Fresno (Fresno, 
Minkler), Tulare (Three Rivers), Kern (Fay Creek six 
miles north of Weldon, Walker Pass, Fort Tejon), Ventura 
(Mount Pinos), Santa Barbara (Santa Barbara), Los An- 
geles (Los Angeles, Tujunga River, La Crescenta, Clare- 
mont, Sierra Madre, Placerita Canyon, mouth of San Ga- 
briel Canyon near Azusa), Orange (Santa Ana Canyon), 
Riverside (Banning at 2200 feet, near Cabazon at 1800 
feet, Riverside, San Jacinto, Strawberry Valley at 6000 feet 
in the San Jacinto Mountains, Kenworthy at 4500 feet), and 
San Diego (Oak Grove, Agua Caliente, Santa Isabel, Chula 
Vista, Witch Creek, Poway, Dulzura, Campo) counties. 
