BALJEXID.E. 29 



M. 1306. Cast of the twenty-third caudal vertebra ; pi. xxxix. 

 figs. 5, 6. 



M. 1309. Cast of the twenty-fourth caudal vertebra, wanting both 

 epiphyses ; pi. xxxix. figs. 7, 8. 



M. 1289. Cast of the right humerus ; pi. xxvii. fig. 5. 

 M. 1324. Cast of the right radius ; pi. xxviii. figs. 4, 5. 

 M. 1290. Cast of the right ulna ; pi. xxviii. figs. 2, 3. 

 M. 1325. Cast of the basihyal ; pi. xxiii. fig. 2. 



The following specimen is from the Antwerp Crag. 



42996 d. The centrum and part of the neural arch of a comparatively 

 late dorsal vertebra, resembling No. M. 1302, but of 

 smaller size. Van Breda Collection. Purchased, 1871. 



The following specimens from the Red Crag of Suffolk agree with the 

 preceding ; but it is not improbable that one or two may belong 

 to young individuals of B. affinis. 



28258. The slightly imperfect right tympanic. This specimen agrees 

 very closely with No. M. 1285. Purchased, 1852. 



39012. The less perfect right tympanic ; from Pelixstowe. This 

 specimen resembles No. M. 1286. 



Boiverbank Collection. Purchased, 1865. 



27028. The slightly imperfect and partially rolled left tympanic. 

 This bone is intermediate in form between the two pre- 

 ceding specimens. Purchased, 1851. 



24865. The imperfect left tympanic ; from Felixstowe. 



Purchased, 1850. 



36649 a. The imperfect left tympanic ; from "Woodbridge. 



Brown Collection. Presented by Prof. Sir R. Owen, 



K.C.B., 1859. 



39014. A more imperfect left tympanic, not improbably belonging 

 to this species ; from Felixstowe. 



Bowerbank Collection. Purchased, 1865. 



30261. An imperfect left tympanic, probably belonging to a small 

 individual of this species ; from Woodbridge. 



Purchased, 1855. 



