TAB. VII. 



Iguanodon Mantelli. 



Kg. 



1. Fragment of the left upper jaw, with three teeth, inner side. 



2. Ditto, outer side. 



3. Ditto, free or working surface of the crowns of the teeth. 



4. Fragment of the upper jaw, with two teeth, showing their transverse section. 



5. Fragment of the left ramus of the lower jaw, with four teeth, inner side. 



6. Ditto, outer side. 



7. Ditto, upper view. 



8. A lower tooth, back surface. 



9. Ditto, front surface. 



10. An unworn lower tooth; i, inner, o, outer surfaces. 



1 ] . A lower tooth, slightly worn ; i, inner, o, outer surfaces. 



12. A lower tooth, more worn ; i, inner, o, outer surfaces. 



13. A lower tooth, more worn ; i, inner, o, outer surfaces. 



14. A lower tooth, worn to the fang ; i, inner, o, outer surfaces. 



All the foregoing figures are of the natural size, from parts of the same 

 individual Iguanodon, discovered in the Lower Green-sand formation at 

 Blackgang Chine, Isle of Wight. In the British Museum, and in the 

 Collection of George Bobbins, Esq., V.G.S.. of Bath. Figs. 15, 16, and 

 17, are from the Upper Green-sand formation near Cambridge. 



