7. ORCA. 283 



2. Orca intermedia. The Small KiUer. 



Nose of skull half the entire length. Teeth 1}-, long, conical. 



Delphimis intermedins, Grai/, Ann. Phil. 1827, .396 (not Harlan). 

 Orca intermedia, Grai/, ZooL E. 8( T. 34. t. 8 (skull) ; Cat. Cvtuc. B.3I. 



18.50, 9(5. 

 Clrampus intermedins. Gray. List Mamm. B. M. 104. 



a. Skull ? The specimen described in the 'Annals of Phil.' and 



described and iigured in the 'Voyage of the Erebus and Terror.' 



The following are its measurements : — 



in. lin. 



Skull : Length, entire 14 



Length of nose 7 



Length of teeth-line 5 G 



Length of lower jaw 11 



Breadth at orbit 8 3 



Breadth at notch 4 6 



Breadth at middle of beak 9 



This skull, which has all the appearance of being that of a fuU- 

 groAvn animal, is just one quarter the length and breadth of the skidl 

 of the adult common Killer {Orca gladiator). 



" In the ' Zoology of the Erebus and Terror," Dr. Gray has figured 

 and described a skull (in the British Museum, locality imknown) 

 under the name of Orca intermedia. This is evidently that of a veiy 

 young individual, probably of one of the above-mentioned large 

 species. At all events the number of the teeth (|-j-) and the form 



11....;,.^ fliKt.ini/uijah-i*- *-p~. '" i ' "^ \ 



uOTtT* i>osc ramer convex on tlie side, rather ta])ering in front. 

 Teeth \%, side upper very large, thick, nearly to the preorbital notch, 

 concave on each side for the reception of the teeth of the opposite 

 jaw ; the front upper small, acute ; front lower large, worn down, 

 rotindcd. Intermaxillaries rather dilated, and broader over the 

 front of the nose, contracted behind. 



Delphinus globiceps, Owen, Cut. Miis. Coll. Surg. 165. n. 1139; Grant, 



Proc. Zool. Sac. 1833, 65. 

 Delphinus Orca, Owen, Brit. Foss. 3Iamm. 516; Eydmtx,Mus. Paris. 

 Orca C'apensis, Grai/, Zool. Erebus Sf Terror, 34. t. 9 (skull) ; CaLi ■ 



Ceiac. B. M. l8o6, 95. _ ^jk qi~X>0^ \ 



Grampus, Bennett, Whaling Voyage, ii. 239. -^ qJ^' 



(irampus gladiator, A. Smith, African Zool. 126. ' 



The Killer (;/'^/i« /f7irt/f-/s/(w*-.' ' 't'' 



Inhab. Sotithern Ocean. Cape of Good Hope (J/. Vilcte, 1818), 

 Mus. Coll. Surg. n. 1139. Northern Pacific Ocean {Cai>tain Del- 

 vitfe, li.N.). Chili {Eydou.r), Mus. Paris. 



rt. Skull. Northern Pacific Ocean. Presented by the Zoological 



9- C^>^J^-i^''^/-««.'t/tA- 04. ii^l^nri^ 



