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pupil being oblong and erect, and from Naultinus by its having 

 m> prgeanal pores. No specimens exist in Calcutta. 



Family, Agamid^e, 



Head covered with small flattish or convex shields. 



Tongue thick, attached to the gullet along its whole base, not 

 notched, or but slightly in front. Scales of the back, sides, and 

 belly imbricate, unpolished. Tail long not fragile. Eyelids well 

 developed. Pupil round. Nostril in a separate plate. Teeth 

 implanted on the edge of the bones of the jaw, with generally a 

 pair of canines in front of either jaw. Limbs well developed. 



Femoral or prseanal pores none. 



A. Tail long. Toes five on all feet. 

 Tree lizards, habit slender. 



Draco, Linnceus. 

 ' A semicircular membrane supported by the posterior ribs 

 forms a sort of parachute on each side of the body. A gular 

 sack in both sexes ; most developed in males. 



■fc Tympanum scaly. 



D. maculatus, Gray. 



Nostrils directed outwards, lateral. Dorsal scales smaller than 

 the upper labials, some of them only keeled. Male with a very 

 indistinct nuchal crest. Gular sack very large. On each side of 

 the back a series of large trihedral distant scales. Throat with 

 small brown dots. Upper surface of parachute with numerous 

 whitish longitudinal stripes of scales, and with black, rounded 

 spots, of which one in the anterior corner is generally largest. 

 Grows to 6 or 7 inches. 



Inhabits Assam, Pegu, Tenasserim, Siam, and Pinang. 



Typanwni naked. 



D. Dussumieri, D. et B. 

 Nostrils directed upwards. Dorsal scales rather smaller than 

 the upper labials, slightly keeled. A very prominent horn-like 



N 



