134 COLUBRID. 
usually with dark dots; lower parts yellowish, uniform or dotted. 
or speckled with blackish. 
Total length 1020 millim. ; tail 300. 
Ecuador, Peru, Northern Chili. 
a-b. 9 (V. 202, 208; Tacna, Peru. J. G, Fischer Collection. 
C. 102, 97). 
c-e. Yg. (V. 209, 215, Lima. J. M. Cowper, Esq. [P.].. 
207 ; C. 112, 128,117). 
JF. Her. (V. 218; C.123). Id.ofSanLorenzo, College of Surgeons. 
Peru. 
g-t. o (V. 208; 0.125) Peru. T. Scott, Esq. [P.]. 
& 2 (V. 200, 200; ©. 
112, 107). 
k-m. 3(V.200;0.109), Peru. 
Q (V. 201; GC. 102), & 
‘7 Oy. 196 “Gy Chili 
n. Yg. (V. ; C.P). : 
og tV: 207; 6.2), 8 Hasler Coll. | 5 7Prfos 
p. 2(V. 210; C.111), —? ‘ora 
9. Philodryas nattereri.* 
Philodryas nattereri, Steind, Sitzb, Ak. Wien, lxii. 1870, p. 345,. 
pl. vil. figs. 1-3. 
Eye two thirds the length of the snout. Rostral a little broader 
than deep, visible from above ; internasals shorter than the pre- 
frontals ; frontal twice as long as broad, longer than its distance 
from the end of the snout and than the parietals; loreal as long as 
deep ; one preocular, not reaching the frontal; two or three post- 
oculars; temporals 2+2 or 3; eight upper labials, fourth and fifth 
entering the eye; five lower labials in contact with the anterior 
chin-shields, which are as long as the posterior. Scales in 21 rows. 
Ventrals 203-225; anal divided; subcaudals 114-124. Olive 
above ; a yellow line on each side bordering the upper surface of 
the head; a yellow, black-edged streak along the upper lip; 
yellowish beneath, with a blackish line along each side of the belly;. 
throat brown, with small yellowish spots. 
Total length 895 millim.; tail 275, 
Matto Grosso, 
10. Philodryas serra. 
a serra, Schleg. Phys. Serp. ii. p. 180, pl. vii. figs. 1 & 2. 
ophylax serra, Dum. §& Bibr. vii. p. 1118 (1854) ; Jan, Icon. 
Deep 49, pl. iv, fig. 1 (1879). “ Monte 
Philodryas serra, Gtinth. Cat. p. 125 (1858). 
P Galeophis jani, Berthold, Gotting. Nachr, 1859, p. 181. 
Teleolepis striaticeps, Cope, Proc. Amer, Philos, Soc, xi, 1869, p. 158, 
Tropidodryas serra, Cope, Proc. Amer. Philos, Soc. xxii. 1885, p. 192. 
* IT have examined a male gorge V. 203 ; C, 124), the type of Philodryas 
molorchinus  ivsipe ie , Jan, Elenco, p. 84, preserved in the Gotti Museum, 
and for the loan of which I am indebted to the kindness of Prof, Bhlers. A 
description of it has never been published, so far as I am aware, 
