REPTILIA FROM BURMA 597 



38. Simotes torquatus, sp. n. (pi. V. fig. 1). 



Nasal undivided ; portion of rostral seen from above shorter 

 than its distance from the frontal ; internasals much smaller 

 than praefrontals , forming a suture ; frontal longer than its 

 distance from the end of the snout and a little shorter than the 

 parietals ; loreal usually a little longer than deep ; one prae- 

 and two postoculars ; temporals 1 -h 2 ; seven upper labials , 

 third and fourth entering the eye ; four lower labials in contact 

 with the anterior chin-shields; posterior chin-shields about two 

 thirds the size of the anterior. Scales in 15 rows. Ventrals 

 150-159; anal divided; subcaudals 27-34. Grey-brown above, 

 with four rather indistinct darker longitudinal streaks , re- 

 placed in the young by series of small blackish spots ; upper 

 surface of head with sometimes very indistinct symmetrical 

 markings ; a large dark brown (black in the young) spot 

 below the eye, and a broad band of the same colour across 

 the occiput , behind the parietal shields ; lower parts white , 

 usually with some black quadrangular spots on the posterior 

 ventrals. 



Total length 290 millim.; tail 38. 



Bhamò. — Numerous specimens. 



[Simotes planiceps, sp. n. (pi. V. fig. 2). 



Head much depressed ; nasal undivided ; rostral very much 

 produced posteriorly , entirely separating the internasals and 

 wedged in between the praefrontals; frontal elongate, longer 

 than its distance from the end of the snout and than the pa- 

 rietals; loreal longer than deep; one prae- and two postoculars; 

 temporals 1 -+- 1 ; five upper labials , third entering the eye ; 

 four lower labials in contact with the anterior chin-shields ; 

 posterior chin-shields hardly half as large as the anterior. Scales 

 in 13 rows. Ventrals 132; anal divided; subcaudals 27. Pale 

 brown above, with small oblique black markings occupying the 

 anterior-outer border of some of the scales ; a black cross-band 

 on the occiput, behind the parietals; upper lip yellow, with an 

 oblique black streak below the eye, crossing the suture between 



