118 FOSSIL REPTILIA. 



of the dental organs of the Iguanodon, their truth and beauty become still more manifest 

 as our knowledge of their subject becomes more particular and exact. 



" In this curious piece of animal mechanism we find a varied adjustment of all parts 

 and proportions of the tooth, to the exercise of peculiar functions, attended by com- 

 pensations adapted to shifting conditions of the instrument, during different stages of 

 its consumption. And we must estimate the works of nature by a different standard 

 from that which we apply to the productions of human art, if we can view such 

 examples of mechanical contrivance, united with so much economy of expenditure, and 

 with such anticipated adaptations to varying conditions in their application, without 

 feeling a profound conviction that all this adjustment has resulted from design and 

 high intelligence."-— (' Buckland's Bridgewater Treatise,' vol. i, p. 249.) 



C. AND J. ADLAKD, PRINTERS, BARTHOLOMEW CLOSE. 



