336 



AGAMTDJ?. 



Nostril pierced just above the canthus 



rostralis; tibia a little longer than the 



skull ; ventral scales feebly keeled for 



smooth) 6. iaolepis, p. 342. 



Nostril pierced Just above the canthus 



rostralis ; dorsal scales spinose, ventrals [p. 343. 



strongly keeled 7. sangtiimlenta, 



** Dorsal scales scarcely larger 



than ventrals ; latter smooth. 8. latastii, p. 3i4. 



2. Dorsal scales unequal. 



a. Scales on the upper surface of the hind limb equal or 

 nearly so. 



a. Claws of the fingers not much larger than those of the 

 toes. 



* Males with a large gular pouch ; on the middle of 

 the back the larger scales are not twice as large 

 as the smaller. 



Dorsal scales strongly keeled 10. persiea, p. 345. 



Dorsal scales feebly keeled 11. leueostigma, p. 346. 



** Males without a large gular pouch. 



Dorsal scales irregular 9. inermis, p. 344. 



Dorsal scales small, equal, intermixed with 



enlarged ones 12. rubrigularis,-p.34:6. 



/3. Claws of the fingers much 



larger than those of the toes 13. megalony.v, p. 347; 



6. Scales of the upper surface of the hind limb intermixed 

 with strongly enlarged ones. 



Nostril pierced just below the canthus ros- 

 tralis ; all the dorsal scales more or less 

 distinctly keeled 14. rudernta, p. 348. 



Nostril pierced just above the canthus ros- 

 tralis ; the smaller dorsal scales smooth 

 or indistinctly keeled 15. pallida, p. 348. 



II. Occipital scale enlarged §. 



A. Dorsal scales unequal. 



1. Fifth toe not extending as far as first; ear-opening smaller 

 than the eye-opening. 



Third toe the longest; ventral scales keeled 16. Mspida, p. 349. 

 Fourth toe slight)}' longer than third ; 



ventrals smooth 17. hrachyura, p. 350. 



§ Slightly in A. atra. 



