OXFORD CLAY. 
115 
Case. Shelf. 
II d 
d 
Specimen. 
3— 
19— 
1 
2 
18 
20 
On d , e,f are placed vertebrae and other bones 
of Ichthyosaurus. The vertebrae are so small 
compared with the limb bones on shelf f as 
to make it improbable that they could have 
belonged to the same animal, 
basi-sphenoid bone, 
anchylosed atlas and axis, 
cervical vertebrae, 
dorsal vertebrae. 
II e 1—13 early caudal vertebrae. 
14—24 late caudal, at first triangular, and then un¬ 
usually expanded from side to side. 
n / 
1—2 ribs. 
3 vertebra. 
4 proximal end of left scapula, well preserved. 
5 proximal end of right scapula. 
6 right coracoid. 
7 left humerus. 
8 right humerus. 
9 1 left femur. 
10—28 phalange bones, rounded and apparently sepa¬ 
rated by cartilage. 
