37 



vertebra. This specimen agrees very closely with the one 

 figured by Van Beneden, op. cit. pi. Ixii. Purchased. 



42993. The centrum of a late dorsal or early lumbar vertebra. 



Van Breda Collection. Purchased, 1871. 



43601 a. The centrum of a late dorsal or early lumbar vertebra, 

 agreeing very closely with the specimen figured by Van 

 Beneden, op. cit. pi. Ixiii. Purchased. 



43601 b. The centrum of a late dorsal or early lumbar vertebra. 



PurcJiased. 



42996 a. The centrum of a middle caudal vertebra. 



Van Breda Collection. Purchased, 1871. 



Some of the following specimens from the Crag of Suffolk may 

 belong to Cetotherium brialmonti. 



48475. The nearly complete axis vertebra, wanting the hinder epi- 



physis ; from the Red Crag of Woodbridge. This specimen 

 differs from the axis of Cetotherium brialmonti (compare 

 No. 40734, page 43) by its much thinner centrum. 



Purchased, 1875. 



48476. The centrum of the third cervical vertebra ; from the Red 



Crag of Woodbridge. In its large size this specimen 

 differs from the corresponding vertebra of C. brialmonti 

 and agrees with that of the present species. 



Purchased, 1875. 



48477. The centrum of the first dorsal vertebra; from Woodbridge. 



Purchased, 1875. 



46739. The imperfect centrum of a late lumbar or early caudal 



vertebra; from "Woodbridge. This specimen closely 

 resembles the eleventh lumbar of C. brialmonti figured by 

 Van Beneden, op. cit. vol. ix. pt. 4, pi. ix. figs. 3, 4. 



Purchased, 1875. 



48464. The centrum of an early caudal vertebra ; from the Coral- 

 line Crag. This specimen agrees very nearly with the 

 second caudal of C. brialmonti figured by Van Beneden, 

 op. cit. pi. viii. fig. 4. 



Presented by C. Falconer, Esq., 1867. 



46740. The centrum of a very similar caudal vertebra ; from Wood 



bridge. Purchased, 1875. 



