a oe = 
5 ~ 
54. ZAMENIs. 393 
labials in contact with the anterior chin-shields; posterior chin- 
shields a little longer than the anterior, and se parated from each 
other by scales. Scales smooth, in 17 rows. terns obtusely 
angulate laterally, 184-190; anal divided; subcaudals 127-135. 
Body pale brown anteriorly with black cross bands; the greater 
part of the body black, with three yellowish longitudinal bands ; 
head yellowish brown above, the shields edged with black; a black 
band along each side of the head, passing through the eye, con- 
nected with its fellow by a black band across the occiput ; lower 
parts uniform yellowish. 
Total length 1220 millim.; tail 400. 
Mexico. 
=< . 188; C.?). Mexico. ' Oe 
. (V. ‘184; Tierra Colorado, Guerrero. “{ H mith io 
* oO 27). F. D. Godman, Esq. | P 
12. Zamenis grahami. 
Salvadora grahami, Baird § Gir. Cat. N. Am. Rept. pp. 104, 161 
1853), and U.S. Mex. Bound. Surv. ii., - p. 91, aL. v. fig. 2 
riage Jan, Icon. Gén. 1, pl. iii. tig. 1 (1860); Giinth. Ann. § 
; 2 (3) xii. 1863, p. 349; Garm. N. Am. . 38 
f 7 eect Min. be fer., Rept. p. 661, pl. xliii. . 2 
1888 Cope, Proc. U.S. Nat. Mus. xiv. 1892, 9. 
Sr maleminn Gi Wea wlaar Oaeke 2, fig. 3; Duges, 
La Naturaleza, (2) i. 1888, p. 124; Cope 
Phimothyra eg Cope, Proc. "Ac. PB rilad. 1861, p. 300, and 
Snout projecting, truncate. Rostral sik than broad, its 
lateral borders more or less distinctly detached, the portion visible 
from above as long as or a little shorter than its distance from the 
frontal ; internasals as long as the prefrontals; frontal a little 
broader than the supraocular, once and two thirds to twice as long 
as broad, longer than its distance from the end of the snout, as long 
as the parietals; loreal a little lopger than deep, sometimes with 
one or two detached ones below; one prwocular (rarely two), not 
in contact with the frontal, with a small subocular below it ; two or 
three postoculars ; temporals 1+2, 242, or 2+3; eight or nine 
upper labials, fourth and fifth or fifth and sixth* (rarely fifth or 
sixth only) sapere Hngp eye; four lower labials in contact with the 
anterior chin-shields ; posterior chin-shields as long as or shorter 
than the anterior, and separated from each other by scales. Scales 
smooth, in 17 rows. Ventrals obtusely angulate laterally, 175-206; 
anal divided; subcaudals 75-108. Above with two dark olive 
stripes, by an orange, yellow, or pale olive one; a nar- 
rower dark olive lateral streak ; head brown above ; the dark bands 
* Spec. a has cight labials on the left side and nine on the t; 
has nine on both si y the other cpachnats ei Wht eolleation aie teks Eoeal 
