76 
PLESIOSA URIA FROM THE 
Cabinet. Shelf. 
V 6 
b 
b 
c 
d 
d 
e 
e 
Specimen. 
1—12 small cervical vertebrae of Plesiosaurs, b. 6, 
a well-marked species, is from Wicken. 
13—34 pectoral* [and sacral] vertebrae of various 
species of Plesiosaurs, some of them 
remarkable for the large Nothosauroid 
aspect of the tubercle for the rib. 
35——45 dorsal vertebrae of Plesiosaurs. 6.40 has 
a Dinosaurian depth of centrum. 6.41 
is remarkable for the shortness of the 
centrum, as 6.44 and 45 are for the 
length of the centrum; an example of 
this latter form, from the Kimeridge 
Clay of Ely, is contained in Case lxxxii. 
Shelf h. 
46—48 neural arches of dorsal vertebrae. 
1—55 dorsal vertebrae of various species of Ple¬ 
siosaurus. c.8 and c.53 are from 
Wicken. 
1—33 dorsal vertebrae of various species of Ple¬ 
siosaurus. d. 5 is an instructive example 
of Pliosaurus. Several specimens are 
from Wicken. 
34—67 caudal vertebrae of various species of Ple¬ 
siosaurus. 
1—19 worn specimens of humerus and femur 
of Plesiosaurs, e . 1—3 are probably 
Pliosaurs. e . 1 and e . 16—18 are from 
Wicken. 
20 left scapula of Plesiosaurus. 
CABINET VI. 
Genus Pliosaurus. 
VI a 1—20 cervical vertebrae of various species of Plio¬ 
saurs. a. 9 is a peculiar new species 
from Wicken. a . 5 is caudal. 
* The pectoral vertebrae are those in which the rib is supported partly on 
the neural arch and partly on the centrum. From front to back they are 
longer than the sacral vertebrae. 
