FAB. XVIII. 



Different views of the teeth from the upper and lower jaws of the Iguanorfoii ■ fi<>-s. 1 — 7. 

 nat. size: tigs. 8 and 9 : highly magnified views of seetions, showing structure. 



From tlieWeahlen of Tilgate Forest; and ('ucktield, Sussex. In the British Museum. 



