88 



BULLETIN 17 5, UNITED STATES NATIONAL MUSEUM 



California: San Bernardino County, Jim Grey. The locality "Ft. Reading" 



I could not find in any atlas. 

 Mexico: Lower California, Onyx Mine, San Pedro, Alamo, San Ignacio (Bal- 



lenas Bay), San Antonio, Trinidad, Santa Anita, Miraflores, Aqua Caliente, 



San Bartolo, La Paz, San Jos^ del Cabo, Cape San Lucas, Magdalena 



Island, Margarita Island, Cerros Island. 



Region No. 1 2 3 4 5 6 



Figure 45.— Geographic variation in number of caudals in Pituophis vertebralis. 



2 4 'i 13 4 6 4 



10 

 9.5 

 9 



8.5 



8 



Region No. 12 3 4 5 6 7 



Figure 46.— Geographic variation in number of supralabials in Pituophis vertebralis. 



The following additional published records of the species occur: 

 Mexico: Lower California, I'Arroyo de Santa Agueda (Mocquard, 1899, p. 321; 



Van Denburgh, 1922, vol. 2, p. 740); Comondu (Van Denburgh, 1922, vol. 



2, p. 740); San Bartolome Bay (Mosauer, 193G, p. 16). 

 The locality "Mont Liban, California" (Blainville) cannot be found in any atlas. 



