FIGURE NO. 4 



SKELETON OF AN EXTINCT REPTILE, 

 IGUANODON BERNISSARTENSIS 



(After Marsh) 



Iguanodons were Dinosaur Reptiles, of terrestrial 

 and herbivorous habits. Their remains are found in the 

 Wealden (Upper Jurassic), in England, Belgium, and 

 Germany. There are related North American types. 

 The length of the skeleton figured is nearly thirty feet. 

 The Iguanodons were highly evolved reptiles, which 

 have left no direct descendants. 



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