DELPHINID.E. LAGKNORHYNCHUS. 155 



ORCA. 

 Teeth :-£H=50. 



The Killer. Orca gladiator. 



Gray, Cat. Mamm. Brit. Mus. pt. i. Cetacea, p. 92.— Cuv., Oss. Foss 

 v. tab. 22. figs. 3, 4. 



Cervical vertebrae 7 



Dorsal \\ 



Lumbar, Sacral, and Caudal 32 or 33 



a. Skull. Coast of Essex. From Mr. Cross's Collection. 



b. Skeleton : 20 feet long. Weymouth. Presented by R. Pearce, Esq. 



c. Skull. From Mr. Turner's Collection. 



d. Skull. From Mr. Stevens's sale. 



e. Lower jaw: three-parts grown. 



The Cape Killer. Orca capensis. 



Gray, Zool. Erebus and Terror, p. 34. tab. 9 (skull) ; Cat. Mamm. 

 Brit. Mus. pt. i. Cetacea, p. 95. pi. 5. (skull). 



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



Society of London. — The specimen figured in the < Voyage of 

 the Erebus and Terror.' 



b. Skull. Cape of Good Hope. Purchased of Mr. "Viney. 



The Small Killer. Orca intermedia. 



Gray, Zool. Erebus and Terror, p. 34. tab. 8 (skull). 



a. Skull. — The specimen figured in the < Voyage of the Erebus and 

 Terror.' 



Orca tethyos. 

 Gerrais, Bull. Soc. Herault, 1853, p. 140. tab. 1. figs. 1-4 (skull). 



LAGENORHYNCHUS. 



The Asia. Lagenorhynchus asia. 



Gray, Zool. Erebus and Terror, tab. 14 (skull). 



a. Skull, wanting teeth. — Tho specimen figured in the ' Voyage of 

 the Erebus and Terror.' 



The Electra. Lagenorhynchus electra. 



Gray, Zool. Erebus and Terror, p. 35. tab. 13 (skull). 



a. Skull. — The specimen figured in the ' Voyage of the Erebus and 

 Terror.'. 



