CETACEA. 123 



general resemblance and are deficient in opportunities of compa- 

 ring individuals, we must be content to regard them as identical. 

 The contents of the stomach were fish, cuttle-fish, or shrimps. 

 The food contained in the first compartment of the stomach had 

 seldom undergone any change, in the second its digestion had 

 advanced, while in the third and fourth cavities it was reduced to 

 a well-assimilated pulp. Bennett, Whaling Voyage, 238. 



17. DELPHINUS JANIRA. The JANIRA. 



Skull roundish; nose depressed, half as long again as the 

 head ; triangle rather in front of the tooth-line ; intermaxillaries 

 very convex behind, with a wide groove between, above in front ; 

 palate with very wide, deep grooves on each side, extending f of 

 the length, centre ridge flattened in the middle, the intermaxil- 

 laries forming a long triangle in front ; teeth jf . 



Delphinapterus Peronii, Mus. Bristol Institution. 

 Delphinus Janira, Gray, Zool. E. ^ T. 41. t. 23, skull. 

 Inhab. Newfoundland. Skull, presented to the Bristol Institu- 

 tion by G. Thorne, Esq. 



in. lin. 



Skull : Length, entire 17 10 



head 6 1 



nose 11 9 



lower jaw 12 6 



Width at orbit 7 8 



notch 4 3 



middle of beak 2 5 



This skull differs from the D. Delphis of the Atlantic in the 

 beak being much shorter and narrower. 



18. DELPHINUS NOV^E ZEALANDI^E. The NEW ZEALAND 



DOLPHIN. 



Teeth f f ; body elongated, rounded in front ; nose cylindrical, 

 rather flattened above ; black-brown, edge of the upper jaw and 

 beneath dull white, a yelknv band from the eye along the side to 

 below the dorsal ; tail slate colour ; pectoral and dorsal dull white, 

 the latter dark-edged. 



Delphinus Novae Zealandise, Quoy et Gaim.Voy. Astrol. 49. t. 28 ; 



Gray, Zool. E. fy T. 41. 

 Inhab. New Zealand and Cape Gable. 



ft. in. 



Length, entire 5 10 



to blowers .... 1 1 



to eye 1 



to dorsal 2 8 



to pectoral .... 1 5 



