Dinosauria. 
PLATE 69. 
Omosaurus armatus. 
Fie. 
1. Side-view of a middle caudal vertebra. 
2. Back-view of the same. 
3. Under-view of the centrum of the same. 
4. Under-view of two middle caudal vertebrae, the foremost wanting its hzemal arch, of 
Monitor niloticus. 
5. Side-view of a middle caudal vertebra of the same. 
Figs. 1—3 are figured a little more than half the natural size; figs. 4 and 5, natural 
size. The subject of figs. 1—3 is from the Kimmeridge Clay at Swindon, Wilts. In 
the British Museum. 
