277 



34 smooth scales, ventrals largest. Praeanal region covered with 

 one plate. Tail compressed, not quite one time and a half 

 the length of head and body. Limbs strong ; digits rather 

 short, with smooth lamellae below. 



Brown above, with dark transverse bands; flanks white- 

 spotted. Lower parts whitish. Length of head and body 95 mm.; 

 tail 107 mm. 



Type-specimens examined in the Paris and British Museums. 



Habitat: Borneo (Kina Balu!, Bidi in Sarawak!). 



3. Tropidophorus brookei (Gray). 



Norbea brookei, Gray, Cat. 1845, p. 102. 



Tropidophorus brookii, Boulenger, Cat. Liz. Ill 1887, p. 361. 



Shields of head slightly rugose; frontonasal single, about as 

 broad as long; praefrontals in contact; frontal as long as 

 frontoparietals and interparietal together; five supraoculars, 

 first longest, fifth smallest; fourteen very small supraciliaries, 

 of which the last are indistinct; frontoparietals shorter than 

 the interparietal; parietals forming a suture behind the latter; 

 eight upper labials, fifth and sixth largest and bordering the 

 orbit; five lower labials; a postmental. Tympanum smaller than 

 the eye-opening. Body slender, with 32 scales round the 

 middle, dorsals and laterals equal, keeled, with round hind 

 border, the keels forming eight longitudinal lines on the back 

 and oblique ones on the flanks. Ventral scales largest and 

 smooth. Praeanal region covered with a large plate. Tail slightly 

 compressed, about twice as long as the body, the upper scales 

 keeled. Limbs slender, the hind limb reaches the elbow or 

 the axilla; digits short, with smooth lamellae below. 



Brown above, with darker and lighter spots, the dark spots 

 sometimes forming transverse bands; flanks dotted with black 

 and white; tail dark brown. Lower parts whitish. Length of 

 head and body 88 mm.; tail 155 mm. 



Habitat: Borneo (Baram river, Akar river, Santubong, 

 Pangkalan ampat, Mt. Dulit, Kuching, Matang, Sarawak, Nanga 

 Raun!, Sandakan, Lawas in Bruni). 



4. Tropidophorus micropus Lidth. 



Tropidophorus micropus, v. Lidth de Jeude, Notes Leyden Mus. XXV 1905, p. 201. 



Shields of head strongly striated; snout long, pointed; fron- 

 tonasal single, as long as broad; praefrontals in contact; frontal 



