£04 AMBOINA GUANA. 



somewhat inclining to a square termination ; the 

 lower is rounded : the scales surrounding the lips 

 are larger than on other parts of the he^d : the 

 eyes are moderately large; the foramina of the 

 ears conspicuous; the mouth wide; the teeth sharp 

 and numerous; the tongue large, fleshy, and 

 slightly emarginated at the tip : the skin about 

 the neck, throat, and breast, is loose or wrinkled ; 

 the body is covered Avith very small oblong or 

 somewhat square scales, interspersed with much 

 larger rounded or oval ones, scattered here and 

 there over the sides and about the shoulders 

 and thighs : the tail is very long, of a rounded 

 fonn, and furnished above with a very broad, 

 rising crest or upright process, scolloped, or si- 

 nuated on the edge by slight subdivisions, and 

 internally strengthened by several bony radii re- 

 sembling those in the fins of fishes : the scales on 

 this part of the tail are larger than on the other 

 parts : from the back of the head to the extremit}'' 

 of the tail runs a continued series of denticulated 

 serratures, gradually diminishing in size as they 

 approach the tip of the tail : the legs are mode- 

 rately long, stout, and scaled in a similar manner 

 with the body : the feet are large and strong, and 

 are each furnished with five toes, edged on their 

 sides with a denticulated or pectinated skin, and 

 terminated by strong, curved claws. 



The head and neck of this animal are green, va- 

 riegated by transverse whitish undulations : the 

 back and tail brown, with a flight blueish or 



