I2 4 



Buitenzorg); Celebes (Macassar!). Singapore; Malay Penin- 

 sula; S. India, Sulu Islands. 



3. Simotes violaceus (Cantor). 



Corondla violacea, Cantor, Proc. Zool. Soc. 1839, p. 50. 

 Simotes violaceiis^ Boulenger, Cat. Sn. II 1894, p. 222 (s. syn.). 



Nasal divided; rostral visible from above; suture between 

 the internasals usually shorter than that between the praefrontals; 

 frontal as long as its distance from the tip of the snout, as 

 long as the parietals; loreal more long than deep; a prae- 

 ocular; usually a small subocular between the third and fourth 

 labials; one or two postoculars; temporals I + 2; eight upper 

 labials, fourth and fifth entering the eye; three or four lower 

 labials in contact with the anterior chin-shields; latter two 

 times as large as the posterior or larger. Scales in 17 rows; 

 ventrals 160 196; anal entire; subcaudals 33 41. 



Pale brown or reddish above, with or without dark trans- 

 verse bands; markings on the head indistinct. Lower surface 

 uniform or with quadrangular brown spots. Length of head 

 and body 685 mm.; tail 75 mm. 



Habitat: N. Borneo (Bongon!). Siam; Camboja; Burma; 

 Assam; Bengal; S. China. 



4. Simotes forbesi Boulenger. 



Simotes forbesii, Boulenger, Proc. Zool. Soc. 1883, p. 387, pi. XLII; Cat. Sn. 

 II 1894, p. 225. 



Nasal divided; rostral visible from above; suture between 

 the internasals shorter than that between the praefrontals; 

 frontal longer than its distance from the tip of the snout, as 

 long as the parietals; loreal more deep than long; one prae- 

 and two postoculars; temporals 1 + 2 or 2+2; seven upper 

 labials, third and fourth entering the eye; four lower labials 

 in contact with the anterior chin-shields; latter almost twice 

 as long as the posterior. Scales in 17 rows; ventrals 150 169 

 with a slight lateral angle; anal entire; subcaudals 43 48. 



Greyish-brown above, dark borders on the scales; two 

 fine dark brown lines along the back, on the inner border of 

 the seventh row of scales, separated by three series of scales; 

 head with symmetrical dark markings; a dark band across the 

 fore-head. Lower surface yellowish, a lateral series of brown 



