1893.] REPTILES AXD B.VTRACni.V>'S FROM BOUXEO. 523 



scales ; head-scales very su ill ; ten granular scales across middle 

 of interorbital region, sixteen or seventeen across supraocular 

 region ; a ^-shaped series of enlarged scales on the forehead ; 

 fourteen upper labials. The male's gnlar appendage once and a 

 half the length of the head, with moderate-sized scales on its 

 distal portion. A slight nuchal fold, but no crest. Dorsal scales 

 equal, keeled, a little smaller than ventrals ; four widely separated, 

 enlarged, erect, keeled scales on each side of the back. The fore 

 limb extends beyond the tip of the snout, the hind limb to the 

 axilla. Greyish above, head speckled witli black ; wing-inembranes 

 black above \nth light longitudinal streaks, colourless beneatb ; 

 throat blackish, with round white spots. 



millim. 



Totallength 365 



Head 25 



Width of head 17 



Body 115 



Fore limb 58 



Hind limb 70 



Tail 225 



A single male specimen from Mt. Dulit, 2000 feet (Hose). 



Dbaco micbolepis. (Plate XLII. fig. 2.) 



Head small ; snout slightly shorter than the diameter of the 

 orbit ; nostril directed upwards, perfectly vertical ; tympanum 

 naked, smaller than the eye-opening ; head-scales very small ; six 

 or seven scales across middle of interorbital region, fourteen or 

 fifteen across supraocular region ; scales on upper surface of snout 

 subequal ; fourteen upper labials. The male's gular appendage as 

 long as the head, with moderate-sized scales. No nuchal fold or 

 crest. Dorsal scales equal, keeled, a little smaller than ventrals ; 

 a few widely separated, enlarged, keeled scales on each side. The 

 fore limb reaches with the whole hand beyond the tip of the snout, 

 the hind limb to the shoulder. Pale grey-brown above, with dark 

 spots and marblings ; wing-membranes above with black marblings 

 forming five rather ill-defined transverse bands, beneath colourless ; 

 base of gular appendage and inner surface of lateral wattles 

 purplish red ; a large black spot ou each side of the gular ap- 

 pendage in the male. 



millim. 



Totallength 218 



Head 15 



Width of head 9 



Body 63 



Fore limb 38 



Hind limb -17 



Tail 140 



Two specimens, male and female, from Merabah, North Borneo 

 (^Everett). 



