Pterosauria. 



PLATE 6. 



Pterodactylus, conirostris; PL giganteus, Bowerbank ; nat. size. 



Fig. 



1. Right side of the anterior end of both jaws. 



2. Left side of ditto showing the beginning of the external nostril, n. 



3. Front view of both jaws, which are a little distorted. 



4. Upper surface of the upper jaw. 



5. Under surface of the lower jaw. 



6. A tooth, magnified. 



7. Coalesced ends of scapula, 51, and coracoid, 52, showing the glenoid cavity, g. 



8. Side view of ditto, a, acromion. 



9. A fragment of bone in the same block of chalk with the scapular arch, probably 



a piece of the sternum. 



10. Mutilated end of a long bone. 



1 1 . The great part of the shaft of a long bone of the wing. 



12. Proximal portion of the shaft of probably the tibia. 



13. Two portions of long bones, and a portion of a rib. 



14. A fragment of a long bone. 



All the above parts are from the Burham Chalk-pit, Kent, with the exception 

 of figs. 10 and 11, which are from the Hailing Chalk-pit, in the same 

 county. In the Museum of James S. Bowerbank, Esq., F.R.S. 



