316 COLUBRID^. 



divided ; subcaudals 30-37. Brown above, with four more or less 

 distinct darker longitudinal lines ; symmetrical dark markings on 

 head rather indistinct in the adult, an oblique spot below the eye and 

 a large patch on the occiput being distinguishable. Lower surface 

 yellowish (coral-red in life) with square black spots ; base of tail 

 with a large black spot. 



Total length 14 inches ; tail 175. 



Hob. Pegu. 



384. Simotes torquatus. 



Simotes torquatus, Bonleny. Ann. MU*. Genov. (2) vi, 1888, p. -597, 

 pi. v, fi<r. 1 . 



Nasal undivided ; portion of rostral seen from above shorter 

 than its distance from the frontal : suture between the internals 

 shorter than that between the praefrontals ; 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 pra> and 

 two postoculars; temporals 1 + 2; upper labials 7, third and fourth 

 entering the eye ; 4 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, replaced 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 11'5 inches; tail 1'5. 



ffab. Bhiimo, Burma. 



385. Simotes planiceps. 



Simotes plauiceps, Boulrng. Ann. Mus. Genoc. (2) vi, 1888, p. oil", 

 pl.v,ffg.2. 



Head m uch depressed ; nasal undivided ; rostral very much pro- 

 duced posteriorly, entirely separating the internasals and wedged 

 in between the prsefrontals ; frontal elongate, longer than its dis- 

 tance from the end of the snout and than the parietals ; loreal 

 longer than deep : one prae- and two postoculars ; temporals 1 + 1 ; 

 upper labials 5, third entering the eye ; 4 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 the third and fourth upper labials ; 



