219 



XIX. FAMILY OF THE FLAT FISH. 

 PLEUEONECTIDJE. 



Representatives in British Fauna. Gen. 5, Sp. 18. 



Gen. 81. PLATESSA. Sp. 168. P. vulgaris. . Common Plaice. 

 169. P.flesus. . . Flounder. 

 l7Q.P.limanda. . The Dab. 

 1 7 1 . P. microcepkala. Smooth or Lemon 



Dab. 

 172.P.Pola. . . Pole-Fluke, or 



Pole-Dab. 



173. P. limandoides. Sandsuoker. 



1 74. P. eloiigata. . Long Flounder. 



82. HIPPOGLOSSUS. 175. E. vulgaris. . The Holibut. 



83. RHOMBUS. . \1Q.R.maximus. . Turbot, 



17 7. E. vulgaris. . The Brill. 



n$.R.Urtus. . . Muller's Topknot. 



179.R.punctatus. . Bloch's ditto. 



180. R. megastoma. The Whiff. 



1 8 1 . R. Arnoglossus. The Scaldfi sh. 



84. SOLEA. . . 1 82. S. vulgaris. . Common Sole. 



1 83. S. Pegusa. . . Lemon Sole. 



85. MONOCHIRUS. 184. M. variegatus. Variegated Sole. 



1 8 5 . M . linguatulus. Sol enette. 



Tbe characters of this family are so peculiar as to 

 render it one of the most marked and insulated 

 groups in the whole tribe of fishes, nay, as Cuvier 

 remarks, in the whole series of vertebral animals. 

 The most singular circumstance is the want of sym- 

 metry in certain of the parts; that is to say, if a 



