GUINIAD. 



short, slightly turned up at the symphysis, as in the Mullets, 

 this jaw being received into the upper; no teeth, except a 

 few fine ones on the tongue. Nostrils in a depression midway 

 between the eyes and snout. Body compressed, more flattened 

 behind the dorsal than in front of it, narrower behind the 

 adipose fin and anal, which fins approximate to the tail; 

 lateral line straight. The (first) dorsal rises five inches from 

 the snout, its front margin a little anterior to the ventrals, 

 the first rays high, thirteen in all; pectorals long and pointed, 

 eighteen rays; ventrals wide, with thirteen rays, and a very 

 short one; a scale at its root the breadth of the root; the 

 ventral wing short; (scales of the body of moderate size.) 

 Anal fin with thirteen rays, and a very short one ; twenty-three 

 rays in the tail. Colour above dark, with a tint of blue; 

 cheeks, sides, and below silvery white; fins a neutral tint. 

 The eye is large, and the mystache is gently curved, reaching 

 back to the front of the eye. 



