180 THE NATURAL HISTORY OF 



tion of the body when lying on the ground ; and the 

 dimensions, taken as accurately as circumstances would 

 admit, were as follows : — 



Feet. Inches. 

 From the tip of the upper jaw to the division of the tail, 



following the curve of the back 21 3 



From the tip of the under jaw to the same in a straight 



line 18 11 



From the tip of the under jaw to the anterior edge of 



the dorsal fin 8 2 



From the posterior edge of the dorsal fin to the division 



ofthetail 10 9 



Base of the triangular dorsal fin 2 4 



Height of ditto 4 



Length of the ovate pectoral fin ;3 1 1 3 



Width of ditto 2 8 



Distance of the two lobes of the caudal fin 7 1 



Circumference of the body 1-1 



From the tip of the upper jaw to the spiracle 2 7 



From the tip of the lower jaw to the anterior edge of the 



pectoral fin 4 



From the back tooth of the lower jaw to the same on the 



opposite 10 



The teeth are twenty-four in each jaw; the seven 

 backward ones are cuspidate : the rest appear to have 

 been the same, but are now worn down. Those in the 

 front are nearly concealed, and a few of the central ones 

 are curvated. The upper jaw projects a little beyond 

 the lower. The eye is five inches above the corner of 

 the mouth. The orifice of the ear is scarcely large 

 enough to admit a pea, and is placed just behind the 

 eye in the white spot. The spiracle was so much in- 

 jured by the fishermen, in their attempts to kill the 

 animal, that its form could not be correctly ascertained ; 

 but it appears to have been lunated, with its horns 

 turned towards the nose. The skin is a fine glossy 

 black ; but the under jaw, the belly, a singular oval spot 

 behind each eye, and a large mark on each side, are of a 



