26 



series on the lower surface. Limbs long; digits long and slender, 

 compressed, inferiorly with small lamellae and a large oval 

 plate at the articulation of the basal and proximal phalanges. 



Yellow above, with reddish-brown and dark brown markings. 

 Tail with yellow and reddish-brown bands. Lower parts purplish- 

 grey. Length of head and body 80 mm.; tail 62 mm. 



Habitat: Borneo (Matang!, Kuching, Baii!, Bidi, Sarawak, 

 Mt. Penrissen, Santubong, Simatau); Natuna Islands (1000 

 feet)!. Malacca, 3400 4600 feet. 



In the daytime, it hides under rocks in crevices. 



3. Aeluroscalabotes Boulenger. 



Pentadactylus Giinther, Kept. Brit. Ind. 1864, p. 117. 



Aelurosaurus Boulenger, Cat. Liz. I 1885, p. 73- 



Aeluroscalabotes Boulenger, Ann. Nat. Hist. (5) XVI 1885, p. 387. 



Digits short (fig. 16), clawed, cylindrical at the base, and with 

 transverse lamellae below, compressed in the distal phalanges, 

 which are raised; the claw retractile between three large plates 

 forming a compressed sheath. Body with small juxtaposed flat 

 scales; upper and lower eyelids well developed. Pupil vertical. 

 Males with praeanal pores. 



Distribution. Malacca; Borneo. 



Key to the Indo-Australian species. 



A. Back with uniform flat granules I. A. felinus p. 26. 



B. Back with two longitudinal rows of small tubercles along 

 the light vertebral line, rest of back covered with small 



granules 2. A, dorsalis p. 27. 



i. Aeluroscalabotes felinus (Gunther). 



Pentadactylus felimis, Gunther, Kept. Brit. Ind. 1864, p. 117, pi. XII, fig. F. 

 Pentadactylus borneensis, Gunther, op. cit. 



Aelurosaurus felinus, Boulenger, Cat. Liz. I 1885, p. 73, pi. Ill, fig. 8. 

 Aeluroscalabotes felinus, Boulenger, Ann. Nat. Hist (5) XVI 1885, p. 387 ; Cat. 

 Liz. Ill 1887, p. 482. 



Head broader than the body, depressed, long, very distinct 

 from neck; snout pointed, longer than the distance between 

 the eye and the ear-opening, one and one third time the dia- 

 meter of the orbit; ear-opening small, roundish, oblique. Rostral 

 broad and low, separated from the nostril, which is bordered 



