92. sIMorTEs. 227 
than its distance from the frontal; suture between the internasals 
slightly shorter than that between the prefrontals; frontal as 
broad as long, longer than its distance from the end of the snout, 
shorter than the parietals ; a small loreal; one pre-and two post- 
oculars; temporals 1+2; seven upper labials, third and fourth 
entering the eye; four lower labials in contact with the anterior 
chin-shields, which are longer than the posterior. Scales in 15 rows. 
Ventrals 153; anal entire; subcaudals 49. Brown above, with 26 
black annuli on the back, enclosing large and oval yellowish-brown 
spots ; sides black-spotted, with vertical and oblique yellowish 
lines ; head yellowish brown above, with a dark brown bar 
across the forehead, passing through the eye; a large A-shaped 
marking from the frontal shield to the nape, and an oblique bar on 
the temple; labials, chin, and throat black-spotted; lower parts 
white, with a series of small black spots on each side. 
Total length 160 millim. ; tail 30. 
North Borneo. 
a Ye (¥. 168.; C.49),. N. Borneo, A. Everett, Esq. [C.]. 
(Type.) 
14. Simotes teniatus. 
Simotes teniatus, Giinth. Proc. Zool. Soc. 1861, p. 189, and Rept. 
Brit. Ind, p. 216, pl. xx. fig. A (1864); Stend. Novara, Rept. 
p- 60 (1867) ; FL Mull. Verh. nat. Ges. Basel, vii. 1882, p. 144. 
quadrilineatus, Jan, Nouv. Arch. Mus. ii. 1866, Dull. p. 7, 
and Icon. Gén, 12, pl. iv. fig. 8 (1865). 
Nasal divided ; portion of rostral seen from above about half as 
long as its distance from the frontal; suture between the internasals 
shorter than that between the prefrontals; frontal slightly longer 
than its distance from the end of the snout, a little shorter than 
the parietals ; loreal longer than deep ; one priocular, usually with 
a small subocular below it, between the third and fourth labials ; two 
postoculars ; temporals 1+1-+2, anterior very small; eight upper 
labials, fourth and fifth entering the eye; four lower labials in 
contact with the anterior chin-shields, which are about once and a 
half as long as the posterior. Scales in 17 or 19 rows. Ventrals 
146-169; anal entire; subcaudals 30-47. Brown above, with a 
darker dorsal band enclosing a light vertebral line; a dark lateral 
streak or series of spots; a dark interocular band, passing through 
the eyes and extending to the mouth, or a large triangular spot 
covering the upper surface of the snout; an oblique dark temporal 
band, sometimes descending to or even extending across the throat, 
confluent or not with a large nuchal spot; usually a blackish spot 
at the base, and another at the end of the tail; lower parts whitish, 
with squarish black spots which may be confined to the hinder 
portion of the body. 
Total length 320 millim. ; tail 60. 
Siam, Camboja, Cochinchina. 
2 
