OF GREAT BRITAIN. 107 



has been known to survive after having been kept 

 out of the water thirty hours. 



The principal characteristics of a Prussian Carp 

 that I examined were : 



The total length of the fish, head, body and tail fin inclusive 

 being as 4, the length of the head alone is as i. Depth of body 

 at deepest part i-5th more than length of head : back fin very 

 long ; tail fin forked but not quite so much so as in the common 

 Carp. Mouth small, toothless : back and belly line both con- 

 vex. Colour : sides and cheeks pale straw colour, rather more 

 silvery than golden ventral and pectoral fins a light pinkish 

 tint. Tail and dorsal fins the same, only greener. Irides silvery 

 and green. 



I did not count the fin-rays which, however, 

 Yarrell gives as, 



Fin-rays : D. 4 | 16 : P. 14 : V. 9 : A. 3 | 6 : .19. 



