ORCA. 



Ill 



close to Eustachian orifice. Periotic, length 2f inches, 

 breadth 2 inches, massive, stapes attached, meatus 

 wide, articular surface for t3'rapanic large, concave, 

 striated. (Figures of tympanic and periotic below.) 

 Professor Cunningham's Collection, December 1907. 



5. Teeth, fifteen in number, apices much worn, extracted 



from sockets. Cunningham Collection, 1907. 



6. Vertebrae, block of four upper cervical, fused together ; 



breadth of atlas 13 inches. From the specimen No. 3, 

 found at Tullibody, 1880. Turner Collection. 



7. Heart of Killer Whale with the great vessels connected 



with its chambers. The fibrous remains of the ductus 

 arteriosus pass from the pulmonary artery to the 

 aorta. The animal, a m;ile, was 21 feet long; the 

 dorsal fin was 3 feet 8 inches high ; breadth of caudal 

 fin 5 feet 10 inches. Ribs, 12 pairs. The skeleton is 

 in the Royal Scottish Museum. 

 Gi-anton, Firth of Forth, March 1876. 



Turner Collection. 



