126 



surface yellowish or crimson; sides with brown spots. Length 

 of head and body 315 mm.; tail 80 mm. 



Type-specimen examined in the British Museum. 



Habitat: Sumatra'); Borneo! (Kuching, Matang, Sarawak 

 (Kidi-district!). 



7. Simotes purpurascens (Schlegel). 



Xenodon purpurascens^ Schlegel, Phys. Serp. 1837, p. 90, pi. Ill, fig. 13, 14. 

 Simotes purpurascens^ Boulengev, Cat. Sn. II 1894, p. 218 (s. syn.). 



Nasal divided; rostral visible from above; suture between 

 the internasals as long as or longer than that between the 

 praefrontals; frontal much longer than its distance from the 

 tip of the snout, as long as or longer than the parietals; loreal 



Fig. 52. Simotes purpurascens (Schleg.). Nat. size. Side view of head. 



square; one or two praeoculars; one or two suboculars and 

 two or three postoculars; temporals 2 + 2 or 2 + 3; eight upper 

 labials, fourth and fifth or fifth only entering the eye; four 

 or five lower labials in contact with the anterior chin-shields; 

 latter almost twice as long as the posterior. Scales in 19 or 

 21 rows; ventrals 160 — 210, with lateral angle; anal entire; 

 subcaudals 40 — 60. 



I) See: Werner, Verh. Gesells. Wien XLIII 1894, p. 355. 



