PLESIOSATTRID^l. 135 



'Geology of Oxford ' (reproduced in the accompanying 

 woodcut), and provisionally referred to the present species, 

 is so close as to leave little doubt of its specific identity. 

 Cunnington Collection. Purchased, 1849. 



24684 a. The centrum of an associated anterior cervical vertebra, 

 with the right costal articulation imperfect. 



Cunnington Collection. 



24684 b. A similar cervical centrum associated with the preceding. 



Cunnington Collection. 



46466. The centrum of a cervical vertebra of similar type ; from 



the Kimeridge Clay of Foxhangers, near Devizes, Wiltshire. 



Cunnington Collection. Purchased, 1875. 



46466 a. The centra of three associated cervical vertebras of a some- 

 what smaller individual ; from Foxhangers. 



Cunnington Collection. 



R. 1244. The centrum of an anterior cervical vertebra ; from the 

 Kimeridge Clay of Wiltshire. No history. 



R. 6. The centrum of a very large anterior cervical vertebra; found 

 in the drift at Stanton, near Bury-St.-Edmunds, Suffolk. 

 Length 0,060 (2-4 inches), height 0,158 (6*1 inches), 

 width 0,165 (6*55 inches). These dimensions exceed 

 those of either of the specimens figured by Phillips. 



Purchased, 1880. 



24684 C. The centrum of a middle cervical vertebra of a compara- 

 tively small individual ; from Wootton-Bassett. The con- 

 tour of the centrum is very similar to that of the larger 

 example figured by Phillips, op. cit. p. 355, fig. 140 ; but 

 the two costal facets have not completely coalesced. 



Cunnington Collection. Purchased, 1849. 



44117. The centrum of a later cervical vertebra belonging to a large 

 individual ; from the Kimeridge Clay of Motcombe, near 

 Shaftesbury, Dorsetshire. The inferior costal facet has 

 nearly disappeared, and the terminal faces have become 

 nearly flat. 



Presented by Sir Philip de Mdlpas Grey Egertoh, Bart. 



R. 1278. The centrum of a late posterior cervical vertebra, pro- 

 bably referable to this species ; from Kimeridge Bay. 

 Figured in the accompanying woodcut. Length 0,079 

 (3-1 inches), height 0,114 (4*5 inches), width 0,150 (5-9 



