120 
PLESIOSAUR/A AND CROCOD1L1A 
PLESIOSAURIA AND CROCODILIA 
FROM THE LIAS. 
Exhibited in Cabinet lxxxyii. 
Case. Shelf. 
87 a 
No. 
1 slab, including dorsal vertebrae and pha¬ 
langes, &c., of Plesiosaurus. 
a 
2 slab, including dorsal vertebrae and ribs of 
Plesiosaurus. 
b 
vertebrae associated with tbe foregoing spe¬ 
cimens. 
b 
b 
b 
1—4 cervical vertebrae of Plesiosaurus. 
5 —14 dorsal vertebrae of Plesiosaurus. 
15, 16 sacral vertebrae of Plesiosaurus. 
87 e 
1 section through femur of Plesiosaurus, show¬ 
ing the conical proximal epiphysis and the 
c 
sub-ovate distal epiphysis with their ra¬ 
diating nutritive vessels. The small girdle 
of the shaft is seen, and the section passes 
through the perforation for the artery. 
2 femur of Plesiosaur, narrow at distal end. 
c 
3—4 cranium and early cervical vertebrae of a 
Plesiosaurus, from the Lias of Street. Pre¬ 
sented by T. Hawkins, Esq. It is most 
nearly related to PI. Hawkiusi (Owen). 
