Crocodilia. 
PLATE 39. 
Potkilopleuron pusillus. 
1. Side view of a dorsal vertebra. 
2. Under view of a dorsal vertebra. 
3. Vertical longitudinal section of the same. 
4. Side view of lumbar and sacral vertebra. 
5. Side view of a caudal vertebra. 
6. End view of the same. 
7. Under view of the same. 
8. Vertical transverse section of the middle of the same. 
9. Abdominal heemapophysis and hæmal spine, 
10. Under surface of abdominal hæmal spine. 
11. Reduced view, in outline, of neural or upper surface of the series of abdominal 
haemapophyses and spines of a Crocodilus biporcatus. 
12. Side view of ungual phalanx. 
13. Upper view of the same. 
The fossils are of the natural size, are from the Wealden of the Isle of Wight, and 
are in the Museum of the Rev. W. Fox, M.A., F.G.S, 
