538 



ZOOLOGY BATEACHIANS AND REPTILES. 



inferred to be tolerably common. Is closely allied to the succeeding species. 

 From an examination of the plate, it will be seen that two individuals of the 

 same species vary greatly in coloration and markings. 



OPHIBOLUS GETULUS, Linu., subspecies BOYLII, Baird & Girard. 



OpMbolus boylii, BAIRD & GIRARD, Cat. N. A. Kept., pt. i, Serp., 1853, 82. BD. P. R, 



E. Eep., x, 1859, 2. Id., U. S. & Mex. Bound. Surv., ii, Kept., 1859, 20. 



COPE, Proc. Acad. Nat. Sci. Phila., 18G6, 315. 

 Lampropeltis boylii, COPE, Proc. Acad. Nat. Sci. Phila., 1860, 255. 

 Coronella balttata, HALLOW., Proc. Acad. Nat, Sci. Phila., 1853, 236. Id., P. K. E. Kep., 



x, 1859, 14. 

 Opli'ibolus gctulus, LINN., subspecies boylii, COPE, Check-List N. A. Batracb. & Kept., 



1S75, 37. 

 HAB. Pacific and Souoran Eegious. 



This species is tolerably common in the more southern localities visited. 



Genus DIADOPHIS, Baird & Girard. 



DIADOPHIS PULCHELLUS, Baird & Girard. 



Uiadopints pulcliellus, BAIRD & GIRARD, Cat. N. A. Kept, pt. i, Serp., 1853, 115. BD. 



P. E. E, Rep., x, 1857, 11. 

 HAB. Arizona. 



A single specimen only secured in 1873, which has 17 rows of dorsal 

 scales on the back instead of 15; no brown stripes on back. 

 Not abundant in regions visited. 



Genus PHIMOTHYRA, Cope (Salvadora). 

 PH1MOTHYKA GKAHAMIAE, Baird & Girard. 



Salvadora grahamiw, BAIRD & GIRARD, Cat. N. A. Kept., pt. i, Serp., 1853, 104, 161. 



BD., U. S. & Mex. hound. Surv., ii, Kept., 1859, 21. 

 Phimothyra yrnlinmw, COPE, Proc. Acad. Nat. Sci. Phila., 1866, 310. If?., Check-List 



N. A. Batracb. & Kept,, 1875, 38. 

 HAB. Lower Californiau and Souorau Eegious to Utah & Texas. 



