132 SALMONID.E. 



fin ; the two first rays simple, all the others branched : the 

 anterior edge of the adipose fin is half-way between the base 

 of the last ray of the dorsal fin and the end of the fleshy por- 

 tion of the tail, and in a vertical line over the middle of the 

 anal fin ; pectoral fins long and narrow ; the ventral fins com- 

 mence on the same plane as the dorsal fin ; the base of the 

 anal fin long, commencing half-way between the origin of the 

 ventral fins and the end of the fleshy portion of the tail ; the 

 third ray the longest, but not so long as the base of the fin ; 

 the other rays diminish in length gradually : the tail slender 

 and deeply forked. The fin-rays are 



D. 11 : P. 11 : V. 8 : A. 15 : C. 19. 



The lower jaw much longer than the upper ; the gape 

 deeper than wide : the teeth long, and curving inwards ; those 

 on the anterior parts of the tongue and palatine bones are the 

 longest : the breadth of the eye about one-fifth of the whole 

 length of the head, the irides silvery white ; the gill-cover 

 triangular ; the upper part of the head flat ; the nape and 

 back rising ; the form of the body elongated and slender ; 

 the dorsal and abdominal lines slightly convex : the colour 

 of the upper part of the body pale ash-green ; all the lower 

 parts, cheeks, and gill-covers, brilliant silvery white : the 

 scales oval, small, and deciduous : all the fins pale yellowish 

 white : the ends of the caudal rays tipped with black. 



The specimen described measured seven inches in length. 

 Occasionally Smelts may be seen in the London markets ten 

 and eleven inches long, but this is an unusually large size. 

 Pennant mentions having seen one that was thirteen inches 

 long, and weighed eight ounces. 



