8. BAt^NOPTERA. 



189 



a. Stuffed specimen : young. Thames at Dcptford. 

 h. Stuffed specimen : very young. Greenland. 



c. * Plates of baleen from a. Thames at Deptford. Figured in 



' Zool. Erebus and Terror,' t. 1. f. 3. 



d. Skeleton. South Greenland. From Mr. Brandt's Collection. 



Fiff. 49. 



Atlas vertebra of Balanopfera rostrata. 

 Extreme width 9 inches; height 9^ inches. 



Fig-. 50. 



Second and third cervical vertebrfe of Balfpnoptera rostrata, united by the 



crural arch. 



Extreme width 12 inches ; height (5 inches. Articular surface : 

 width 4 inches. 



