CATODONTID&.—DELPHINID. 151 
Fam. 2, CATODONTIDZ&. 
CATODON. 
The Norruern Sperm Wuarz. Catodon macrocephalus. 
Gray, Cat. Mamm. Brit. Mus. pt. i. Cetacea, pl. 2. fig. 49 (skull). 
Physeter macrocephalus, Pander und D’ Alton, Vergl. Osteol. no. x. 
io 5 ig Sree Odont. pl. 89. fig.1 (lower jaw and teeth),— 
* Cuv., Cétacés, 1836, p. 286. pl. 19. figs, 2-5 (skull).—Anderson, 
Camb. Phil. Trans, ii. tab. 18, 14 (skull). 
a. Skull. North Sea. 
6. Lower jaw. Presented by Colonel Cobb. 
ce. Lower jaw of young. 
d, Ear-bones. Presented by H. H. Russell, Esq. 
e. Teeth, various. 
f. Section of a tooth. 
g. Lower jaw. South Sea, between Cape Howe and New Zealand. 
Presented by Louis Nathan, Esq. 
The Austratian Sperm Wuate. Catodon australis. 
Wall, Hist. New Sperm Whale, Sydney, 1851, tab. 1 (skeleton of 
male). 
KOGIA. 
The SHort-HEADED WHaLzE. Kogia breviceps. 
Gray, Zool. Erebus and Terror, p. 22. 
Physeter breviceps, Blainv. in Laurent et Bazin, Ann. d’Anat. et Phys. 
ix. pl. 10 (elcull), 
Emphysoter grayli, Wall, Hist. New Sperm Whale, 1851, p. 37. tab. 1 
& 2 (skeleton). 
Head of foetal Cachalot, Cat. Coll. Surg. p. 442. no. 2417. 
Fam. 3. DELPHINID&. 
HYPEROODON. 
Teeth 3 =4, 
The Taick-HeapeD HyprRroopon. Hyperoodon latifrons. 
Gray, Zool. Erebus and Terror, tab. 4 (skull) ; Cat. Mamm. Brit. Mus. 
pt. i. Cetacea, pl. 3. fig. 1 (skull). 
a. Skull and skeleton (imperfect). Orkney. 
The Borrtz-nEap. Hyperoodon butzkopf. 
Gray, Zool. Erebus and Terror, p. 20. tab. 3-5 (skull).—D’ Alton, Vergl. 
Osteol. no. x. pl. 5 (skull). 
