TAB. XIV. 
Tig. 
1. Skeleton of Plesiosaurus rugosus, l-14th nat. size. 
2. Bones of forearm^ carpus, and metacarpus, of ditto ; in outline, l-6th 
nat. size. 
3. Bones of leg, tarsus, and metatarsus, of ditto ; in outline, l-6th nat. size. 
4. Bones of forearm, carpus, and metacarpus, of Plesiosaurus macrocepJialus ; in 
outline, l-6th nat. size. 
5. Bones of forearm, carpus, and metacarpus, of Plesiosaurus dolichodeirus ; in 
outline, l-6th nat. size. 
6. Bones of forearm, carpus, and metacarpus, of Plesiosaurus HawMnsii ; in 
outline, l-6tli nat. size. 
The skeleton of the Plesiosaurus rugosus is from the Lower Lias of Leicester- 
shire. In the British Museum. 
