394 COLUBRTD.E. 



may extend on the sides of the head, passing through the eyes ; 

 upper lip and lower parts yellowish white (salmon-colour in life). 



Total length 1140 milliin. ; tail 290. 



California and Nevada to Western Texas and Mexico. 



a. Hgr. (V. 195; C. 108). San Bernardino, Mr. A. Forrer [C.]. 



California. 

 b-c. 6 (V. 174 ; C. 95) & Mexico. M. Salle [CI. 



$ (V. 180; C. 94). 



d. S (V. 187 ; C. 103). Hacienda El Flo- Dr. A. C. Buller [C.]. 



renciOjZacatecas. 



e. Hgr. (V. 193; C. 99). Hacienda del Hobo, P. Geddes, Esq. [P.]. 



S. Mexico. 



f. H?r. 2 (V. 182 ; C. 93). Amula, Guerrero, Mr. H. H. Smith [C] ; 



8000 ft. F. D. Godman, Esq. [P.]. 



r/. c? (V. 192; C. 97). S.Mexico. F.D. Godman, Esq. [P.]. 



13. Zamenis spinalis. 



Masticophis spinalis, Peters, Mon. Berl. Ac. 1866, p. 91. 

 Zamenis bocourti, Jan, Nouv. Arch. Mus. ii. 1866, Bull. p. 6. 



cataplironotus, Jan, Icon. Gen. 23, pi. ii. tig. 2 (1867) ; 



David, Journ. N. China Br. As. Soc. vii. 1873, p. 227. 



spinalis, G'unth. Ann. ^- Mag. N. H. (4) ix. 1872, p. 22 ; 



Strauch, Voy. Przetoaski, Rejjt. p. 46, pi. viii. (1876). 



Coluber spinalis, Garni. Is. Am. Rept. p. 45 (1883). 



Snoi;t very prominent, rather pointed. Rostral neai'ly as deep as 

 broad, the portion visible from above measuring one third to two fifths 

 its distance from the frontal ; internasals shorter than the praefrontals ; 

 frontal broader than the supraocular, once and a half as long as broad, 

 a little longer than its distance from the end of the snout, as long as 

 the parietals ; loreal longer than deep ; one pra^ocular, separated from 

 or just touching the frontal, with a small su])ocular below it ; two 

 postoculars; temporals 1 -(-2, 2 -|- 2, or 24-3; eight (exceptionally nine) 

 upper labials, fourth and fifth (or fifth and sixth ) entering the eye ; 

 five lower labials in contact with the anterior chin-shields ; posterior 

 chin-shields as long as or slightly longer than the anterior, and 

 separated from each other by small scales. Scales smooth, in 17 

 rows. Ventrals very indistinctly angnlate laterally, 180-203 ; anal 

 divided ; subcaudals 85-99. Pale olive above ; a yellow, dark- 

 edged vertebral streak, commencing on the frontal shield ; posterior 

 part of body with several dark longitudinal streaks ; labials, prae- 

 and postoculars yellow ; lower parts yellow, with a blackish streak 

 or series of blackish spots along the outer ends of the shields. 



Total length 900 milHm. ; tail 240. 



Mongolia, Corea, China, Siam. 



a. $ (V. 198 ; C. 85). Corea. M. J. Kalinowski [C] ; 



Branicki 31useum [E.]. 



b. S (V. 189 ; C. 99). Western Hills, near S. W. Bushell, Esq. 



Peking. [P.]. 



c. J (V. 192; C. 90). N.China. A. Adams, Esq. [C.]. 

 rf. c? (V. 198; C.90). Hoi-How, Hainan. J. Neumann, Esq. [P.]. 



