230 



IDE. 



Cyprinus Idus. C. argenteo-carulescens, pinna dorsali caudaquc 



liolaceo-fuscis, cceteris rubentibus. 

 Silvery-blueish Carp, with the dorsal fin and tail violet-brown, 



the rest red. 

 Cyprinus Idus. C. pinna ani radiis tredecim, rubra. Lin. St/st. 



Sat. p. 529. C. Idbarus ? Lin. Syst. Nat. 

 Cyprinus corpgre crasso, pinna ani ra ; is tredecim. Block. I. 



36. 



LENGTH from eighteen inches to two feet : shape 

 somewhat lengthened or Salmon-form, yet with a 

 considerable degree of depth : colour silvery, with 

 a blueish or dusky tinge on the upper parts : head 

 rather large than small, and slighly sharpened in 

 front : cheeks tinged with yellow : irides silvery : 

 scales rather large : dorsal fin smallish, placed on 

 the middle of the back, and of a pale violet-brown 

 colour, as is likewise the tail, which is slightly fork- 

 ed : pectoral fins reddish : ventral and anal red. 

 Native of lakes and rivers in many of the northern 

 parts of Europe, ascending rivers principally in the 

 month of May, during the spawning-season ; and 

 is observed to select for this purpose the most rapid 

 places, and to deposit its ova on the bare stones. 

 It is said to be of slow growth, and to be held in 

 considerable esteem as a table fish. 



