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TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



The sole (Solea vulgaris) differs markedly from all the 

 preceding species in being longer in proportion to its 

 width, having smaller and much less prominent eyes, and, 

 though its colour varies, it is usually more uniformly dark 



Fig. XXIX.— Flat-fishes. 



A. Pleuronectes platessa, the Plaice (reduced.) 



P. Pleuronectes microcephalics, the Lemon Sole (reduced.) 



C. Solea vulgaris, the Common Sole (reduced.) 



All after Day. 



grey or brown. All the flat-fishes live upon the sea 

 bottom, and frequent sand and mud banks at moderate 

 depths. They all have the power, in greater or less 



