54, ZAMENIS. 391 
— is teniatus, Baird § Gir. Cat. N. Am. 8 103 (1853), 
. Explor. Surv. R. R. x., Rept. pl. xxiii. ( ); Jan, Icon, 
rr , pl. v. (1867). 
— ornatus, Baird § Gir. l. ce. pp. 102, 159. 
—— schotti, Baird § Gir. l. c. p. 160. 
Leptophis lateralis, Hallow. Re Ac, Philad. rei P 237, and 
odryae fs Surv. R. R. x., Gch, ¢ 13, Pl. iv. gaa 
Masticophis Pilineatus, Jan, le. i x 
Bascanium teniatum, Cope, Check-List N. Am. Rept. p. 40 (1875) ; 
Bocourt, Miss. Sc. Mex., . 703, i aly. fig. 5, & xviii. fig. 8 
(1890) ; ” Cope, Proce. U.S. us. xiv. 1892, p. 629. 
—a um, Cope, I. ¢. 
—— teniatum laterale, Yarrow, Wheeler's ie. 7aes) 543 (1875). 
(1 
Coluber teniatus, Garman, N. Am. Rept 
Bascanium laterale, Bocourt, /. c. p. 706, 06, ot 2 xlviii. fig. 'b; Cope, Proe. 
US. Nat. Mus. xiv. 1892, p. 
—— semilineatum, Cope, l. ¢. p. 626. 
—— schottii, Cope, /. c. p. 629. 
—— ornatum, Cope, 1. c. p. 629. 
Snout rather prominent. Rostral nearly as deep as broad, the 
rtion visible from above not quite half as long as its distance from 
the frontal ; internasals as long as or shorter than the preefrontals ; 
frontal not or but slightly broader than the supraocular, once and a 
half to once and three fourths as long as broad, as long as or a little 
longer than its distance from the end of the snout, as long as or 
slightly shorter than the parietals; loreal longer than deep; one 
r, with a subocular below it ; two postoculars ; temporals 
2+2; eight upper labials, fourth and fifth entering the eye; four 
or five lower labials in contact with the anterior chin-shields; 
posterior chin-shields longer than the anterior, and separated from 
each other by scales. Scales smooth, in 15 or 17 rows. Ventrals 
very obtusely angulate laterally, 196-209; anal entire or divided ; 
subcaudals 115-157. Brown or blackish above, striped with lighter. 
Total length 1330 millim. ; tail 410. 
Southern United States, west of the Mississippi; Northern 
Mexico, 
A. Sides with black or reddish-brown and yellow longitudinal lines ; 
belly uniform yellow. (ZL. teniata, Hallow.) 
a. Ss 17; V. 199; C. 132). N. America. 
b. g (Sc. 17; V. 196; ©. 134). Presidio, Mexico, Mr. A. Forrer [C.]. 
B. Sides with black and yellow longitudinal lines ; belly mottled with 
grey, with a yellowish stripe on each side. (M. ornatus, B. & G.) 
e. Ad., skin (Se. 15; V. 208; Coahuila, Mexico. W. Taylor, Esq. 
C. 141). , (OL de 
