394 



COLUBRTDa). 



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

 upper Up and lower parts yellowish white (salmon-oolour in life). 



Total length 1140 millim. ; tail 290. 



CaUfornia and Nevada to Western Texas and Mexico. 



a. Hgr. (V. 195; C. 108). San Bernardino, Mr. A. Ferrer [0.]. 



California. 

 b-c. 3 (V. 174; 0. 95) & Mexico. M. Sall^ [0.1. 



? (V. 180; C. 94). 



d. cJ (V. 187; 0. 103). Hacienda El Flo- Dr. A. C. BuUer [C.]. 



rencio, Zacatecas, 



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



S. Mexico. 



/. Hgr. $ (V. 182 ; 0. 93). Amula, Guerrero, Mr. H. H. Smith [C] ; 



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



5-. cJ (V. 192; 0.97). S.Mexico. F. D. Godmau, 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. 



cataphronotus, Jan, Icon. 06n. 23, pi. ii. fig. 2 (1867) ; 



Damd, Jmirn. N. China Br. As. Soc. vii. 1873, p. 227. 



spinalis, Giinth. Ann. ^ Mag. N. JS. (4) ix. 1872, p. 22; 



Strauch, Voy. PrzewasM, Bept. p. 46, pi. viii. (1876). 



Coluber spinalis, Oarm. K. Am. Rept. p. 45 (1883). 



Snout very prominent, rather pointed. Eostral nearly as deep as 

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

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

 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 prseocular, separated from 

 or just touching the frontal, with a small subooular below it ; two 

 postoculars; temporals 1+2,2-1-2, or 2 + 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 angulate laterally, 180-203 ; anal 

 divided : suboaudals 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, prse- 

 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 mHlim. ; tail 240. 



Mongolia, Corea, China, Siam. 



a. ? (V. 198 ; C. 85). Corea. M. J. KalinowsH [0] ; 



Branicki Museum [E.l. 

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



Peking. [P.]. 



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



d. S (V. 198; C.90). Hoi-How, Hainan. J. Neumann, Esq. [P.]. 



