LEMON DAB. 



311 



mouth small ; lips tumid ; the jaws equal in length ; teeth in 

 an even, close, regular row in each jaw, but extending further 

 back on the white under side of the fish than on the upper or 

 eye side ; nostrils double : the eyes exactly over each other ; 

 the orbits separated by a strong, prominent, body ridge, but 

 without tubercles : the head small ; the pectoral fin but little 

 more than half the length of the head ; ventral fin small ; the 

 dorsal and anal fins reaching near to the tail, but distinct ; the 

 tail rounded. The fin-rays in number are 



D. 86 : P. 10 : V. 5 : A. 70 : C. 16. Vertebrae 46. 



The general colour of the upper surface of the body is a 

 mixture of pale reddish brown and yellow, with small dark 

 brown specks ; the lips are orange, as is also the posterior 

 edge of the operculum, and the anterior edge of the body 

 immediately behind it : the body smooth, and covered with 

 a mucous secretion ; the lateral line but little arched over the 

 pectoral fin ; the under parts white. 



The vignette below represents a Peter-boat as used by the 

 Thames fishermen between and above the different bridges. 



