DRACO. 113 



naked, smaller than the eye-opening. Upper head-scales unequal, 

 keeled ; a prominent tubercle at the posterior corner of the orbit ; 

 9 upper labials. The male's gular appendage longer than the head, 

 very thin, covered with large scales. Male with a slight nuchal 

 fold. Dorsal scales equal, smooth or very feebly keeled, not larger 

 than ventrals ; a series of widely separated enlarged keeled scales 

 along side of back. The fore limb stretched forwards extends 

 considerably beyond the tip of the snout ; the adpressed hind limb 

 nearly reaches the axil. Grey-brown above, with small dark spots ; 

 wing-membranes above marbled with dark brown, with lighter spots 

 and lines, beneath immaculate ; throat unspotted, greenish, pale 

 scarlet beneath the lateral wattles. 



From snout to vent 475 inches ; tail 9. The largest species of 

 the genus. 



Hab. Tenasserim. 



116. Draco dussumieri. 



Draco dussumieri, Dum. $ Bibr. Erp. Gen. iv, p. 456 ; Giinth. .Rept. 

 B. I. p. 125, pi. xiii, fig. D ; Theob. Cat. p. 97 ; Bouleng. Cat. Liz. 

 i, p. 268. 



Head small ; snout constricted, as long as the diameter of the 

 orbit ; nostril directed upwards, perfectly vertical ; tympanum 

 naked, as large as the eye-opening. Upper head-scales unequal, 

 keeled ; a spinose conical scale at the posterior corner of the orbit ; 

 9 to 12 upper labials, the last twice or thrice as large as the 

 preceding. The male's gular appendage much longer than the head. 

 Male with a slight nuchal fold. Dorsal scales scarcely larger than 

 ventrals, unequal, smooth or very slightly keeled ; on each side of 

 the back a series of small tubercular prominences, each being com- 

 posed of several small scales. The fore limb stretched forwards 

 extends beyond the tip of the snout ; the adpressed hind limb 

 reaches the axil or not quite so far. Grey-brown above ; a series 

 of more or less distinct dark circles on the back ; wing-membranes 

 above purplish black, enclosing round light spots, below with a series 

 of large black spots near the margin ; throat with irregular dark 

 spots. 



From snout to vent 3 inches ; tail 4-75. 



Hab. Malabar, Cochin, Travaucore, in forests and plantations of 

 cocoa-nut and betel-nut palms. Peculiar to the low country near 

 the west coast. 



117. Draco tseniopterus. 



Draco tseniopterus, Giinth. P. Z. S. 1861, p. 187, and Rept. B. /. 

 p. 126, pi. xiii, fig. E; Theob. Cat. p. 98; Bouleng. Cat. Liz. i, 

 p. 269. 



Head small ; snout as long as the diameter of the orbit ; nostril 

 directed upwards, perfectly vertical ; tympanum naked, smaller 

 than the eye-opening. Upper head-scales unequal, strongly keeled ; 

 6 to 9 upper labials. The male's gular appendage slightly longer 



