490 FISHERIES OF THE UNITED STATES. [104] 



Genus CYPRINUS Linne. 



155. Cyprinus earpio Linne. Carp. 



Temperate parts of Asia, in fresh water; introduced 

 into Europe and North America; widely distributed 

 in the United States by the U. S. Fish Commission. 

 The example shown was hatched at the U. S. Carp 

 Ponds, Washington, in the spring of 1881, and taken 

 out January 10, 1S82; it is, therefore, less than one 

 year old. 

 325. r >f;. IT. S. Carp Ponds, Washington, D. C. IT. S. Fish Commission. 



Genus CARASSIUS Mlsson. 



15©. Carassiiis auratsas (L.) Bleeker. Gold-fish. 



Japan; China; introduced into Europe and the United 

 States; "now naturalized in many of our eastern 

 streams" (Jordan & Gilbert). 



This species in the Hudson River is frequently and per- 

 sistently mistaken for the preceding. » 



22107. U. S. Carp Ponds, Washington, D. C, January 24, 1878. Win. 

 Palmer. 



Genus TINCA Cuvier. 



157. Tinea vulgaris Cuv. Tench. . 



Europe; introduced into the United States by the IT. 

 S. Fish Commission. 



The individual exhibited escaped from the U. S. ponds 

 at Washington into the Potomac River. Two ot 

 these fishes examined by me have the pharyngeal 

 teeth with all traces of the hook worn off and with a 

 long grinding surface — in remarkable contrast with 

 European examples of like size. 



31003 (R.) Potomac River, Washington, D. C, June 24, 1882. Dr. T. 

 H. Bean. 



Genus IDUS Heckel. 



158. I<ln§ Btielaiiotiis Heckel. Golden Ide ; Nerfling; 



Aland ; Orfe. 



< 



Central and northern parts of continental Europe 

 (Gunther) ; introduced into the United States by 

 the U. S. Fish Commission. 



In the U. S. Carp Ponds examples 12 inches long have 

 been obtained. 

 30673. U. S. Carp Ponds, Washington, D. C, May 29, 1882. 



