Mammalia. 239 



edge of dorsal fin to hinder edge of tail fin tlriity-tlirco inches. 

 Height of dorsal fin four inches and a quarter ; length of pec- 

 toral fins ten inclies and a half; distance from point to point of 

 caudal fin thirteen inches ; length from tip of snout to angle of 

 mouth seven inches and three quarters. 



Inhabits the seas on the South-east coast of Africa. 



Obs. I am unable to state the number of the teeth as the specimen I pos- 

 sess is young. 



PkoccBna Edwardii, Smith. Head large and clumsy, round- 

 ed on the upper surface and terminated in front by a short 

 pointed snout ; teeth twelve in each jaw ; eyes situated a little 

 above the angles of the mouth; dorsal fin long, pointed, slightly 

 curved backwards, and situated nearly midway between head 

 and tail; pectoral fins narrow and pointed, caudal fin deeply 

 and widely notched opposite termination of vertebral column. 

 Colour of back, sides, thioat, and under parts of body towards 

 tail, black; breast and belly white. Length from tip of snout 

 to hinder edge of tail fin twelve feet two inches; circumference 

 immediately in front of dorsal fin six feet nine inches ; tail fin 

 measured from point to point two feet eight inches. 



Inhabits the seas about the Cape of Good Hope. 



For the description and a drawing of this species I am indebted to 

 Mr. E. Verreaux, who some time ago had a good opportunity of examining 

 a specimen which had been cast on the shore near Slang-Kop. 



Fam. PHYSETERIDiE. 



Upper jaw wide and elevated, without teeth, or only with 

 rudimentary ones ; loR"er jaw elongated, narrow, and correspond- 

 ing to a furrow of the upper one, teeth on each side ; spiracles 

 opening externally by a single orifice, which is situated at or 

 near the upper end of the muzzle ; dorsal fins in some ; simple 

 eminences iu others. Large cavities with cartilagenous walls in 

 the upper region of the head communicating with diverse parts 

 of the body by particular canals filled with an oil which 

 chrystallizes when cool. 



Genus Catodon. Lacepede. 



Orifice of spiracles at the very end of the upper part of the 

 muzzle ; a hunch instead of a dorsal fn. 



Catodon macrocephalus, Lacepede. (Spermaceti Whale.) 

 Head truncated in front, and of a somewhat cubical form, from 

 twenty to thirty teeth in the lower jaw, which are strong conical, 

 slightly curved inwards, and white like ivory; eyes blackish, 

 surrounded by strong black hair, and are situated in an 

 eminence behind and above the angles of the mouth : auditory 



