192 



BULLETIN 17 5, UNITED STATES NATIONAL MUSEUM 



California: Contra Costa County, Clayton; Los Angeles County, Claremont, San 

 Pedro, Sierra Madre, Sierra Madre Mountains, Irvine, La Crescenta, Pasa- 

 dena, San Gabriel Mountains near Sierra Madre, Los Angeles, Glendale, Azusa, 

 old Mount Wilson Trail, Placerita Canyon (35 miles north of Los Angeles), 

 Catalina Island; Monterey County, Chalk Peak, Soledad; Riverside County, 

 Moreno, San Jacinto, Banning, Strawberry Valley in San Jacinto Mountains, 

 Ranger's Cabin in San Jacinto Mountains, Shain's Ranch in San Jacinto 

 Mountains, Riverside; San Bernardino County, Ontario, near Colton, Santa 

 Ana in San Bernardino Mountains, Seeley Flats in San Bernardino Moun- 

 tains, Hesperia, San Bernardino; San Diego County, La Mesa, San Diego, 

 Vista, Campo, El Cajon, Rainona, San Onofre, Lakeside, La Posta, Deer- 

 horn Flat, Santa Ysabel, Pacific Beach, Flynn Springs, Cottonwood, Cuya- 

 niaca Mountains, Warner Pass, Julian, Aqua Caliente, Cahuilla Valley, 

 Witch Creek, west of the mountains, Oceanside, San Dieguito Valley, Boule- 



5 77 50 



0.185 



0.180 

 0.175 

 0.170 

 0.165 

 0.160 



0.155 

 0.150 

 0.145 



0.140 



Region No. 123456 7 8 



Figure 83.— Geographic variation in ratio of tail length to total length in Pituophis catenifer annedens. 



vard, Laguna, Point Loma, Sorrento, Jacumba, Wynola Grade, Pine Valley; 

 San Luis Obispo County, San Miguel; Santa Barbara County, Santa Barbara, 

 Schoolhouse Canyon; Santa Cruz County, near Santa Cruz City; Ventura 

 County, Pine Creek. The following localities are indefinite or cannot be 

 located: Antelope Valley; Boquet Canyon, Sangers; Rattlesnake Park; Pitt 

 River; south fork of Kings River; Mohave Desert. 



The following additional records have been given which are probably 

 authentic: 



Mexico: Loiver California, Gardners Laguna on Salton River (Cope, 1900, p. 879), 

 Rosarita Beach (Klauber, 1928, in Hit.). 



California: Los Angeles County, between Shain's Ranch and Strawberry Valley 

 in San Jacinto Mountains, between Strawberry Valley and Hemet in San 

 Jacinto Mountains (Atsatt, 1913, p. 43), Coldwater Canyon (Van Denburgh 

 and Slevin, 1919, p. 216; Van Denburgh, 1920, p. 17; Van Denburgh, 1922, 

 vol. 2, p. 711); Orange County, San Clemente, Capistrano (Klauber, 1928, in 

 litt.); Riverside County, Temecula, Wildomar, Elsinore, Cabazon (Klauber, 

 1931, p. 74), Val Verde (Klauber, 1931, p. 75; Klauber, 1932b, p. 125), 

 March Field, Riverside (Klauber, 1932b, p. 125); San Bernardino County, 

 Mountain Home Canyon in San Bernardino Mountains, Seven Oaks in San 

 Bernardino Mountains (Grinnell, 1908, p. 165), BluflF Lake in San Bernardino 



