202 COLUBRID. 
n. Yg. (V. 145; O, 67). Vancouver Id. Col. Hawkins [O.}. 
o. 2 (V. 142; C. 56). Victoria. Dr. Brown (0 
p. d (V. 149; C. 70). Oregon. Smithsonian Inst. 
[P.].: (Aa 
cooper.) 
B. Scales in 17 rows ; no stripes. 
gq. Hgr. (V. 141; C. 56). Sumass Prairies, Boundary Commis- 
Brit. Columbia. _ sion. 
C. Scales in 19 rows ; light dorsal stripes distinct. 
r. Yg. (V. 140; C. 54). N. Orea Id., Gulf Lords of the Ad- 
of Georgia. sore a, 
s-t. d (V. 144; C. 65) & California. Haslar Collection. 
2 (V. 152; O. 60). 
D. Scales in 19 rows; no stripes. 
u. 2 (V. 145; C. 61). California. Haslar Collection. 
2. Tropidonotus vagrans. 
Eutainia vagrans, Baird § Gir. Cat. N. Am. Rept. p. 35 (1853); 
and Rep, U.S. Explor. Surv. R. R. x. pt. iii., Zool. p. 19, pl. xvii, 
(1857) ; Girard, U.S. Explor, Exped., Herp. p. 154, pl. xiv. figs, 5- 
10 (1858) ; Cope, Proc. Ac. Philad. 1866, pp. 305, 807, and in 
Wheeler's Rep. U.S, Surv. W. 100th Mer. v. p. 545 (1875) ; Coues, 
Wheeler’s Rep., t. c. p. 614, pl. xx. fig. 2; Cowes § Yarrow, Bull. 
U.S. Geol. Surv. iv. 1878, p. 274; H. Garm. Bull. Illin. Lab. iii. 
1892, p. 268. 
Tropidonotus ordinatus, part., Giinth. Cat. p. 73 (1858). 
—— vagrans, Jan, Arch. Zool. Anat. Phys. iii. 1865, p. 215. 
—— sirtalis, var. vagrans, Garm. N. Am. Rept. p. 139 (1883). 
Eutenia biscutata, Cope, Proc. Ac. Philad. 1883, p. 21. 
a plutonia, Yarrow, Proc. U.S. Nat, Mus. vi. 1888, 
. 152. 
Be elegans, part., Cope, Proc. U.S. Nat. Mus. xiv. 1892, p. 651. 
—— elegans brunnea e¢ lineolata, Cope, 1. c. 
= Sa obi en ee ay 
Eye rather small, considerably smaller than in 7. ordinatus. 
Rostral broader than deep, visible from above; internasals as long 
as broad, as long as or a little shorter than the prefrontals ; frontal 
once and a half to once and two thirds as long as broad, as long as 
its distance from the end of the snout, shorter than the parietals; - 
loreal as long as deep or a little longer ; one or two pre- and three 
(rarely four) postoculars; temporals 142; eight (rarely seven) 
upper labials, fourth and fifth entering the eye; five lower labials 
in contact with the anterior chin-shields, which are usually about 
as long as the posterior. Scales in 21 rows (rarély 23, specs. / and p), 
strongly keeled, outer row more or less distinctly keeled. Ventrals 
152-179 ; anal entire; subcaudals 53-90. Olive above, with four 
series of black spots and two or three more or less distinct yellowish 
longitudinal streaks ; a large black blotch on each side behind the 
occiput ; upper surface of head and nape sometimes black; a pair 
