508 TEN YEAES IN SWEDEN. 



degenerated form of the Crucian carp, and I think he is 

 right. 



Tinca } L. 



Dorsal and anal fins short ; mouth with two short barbs ; 

 body tolerably high, covered with small slimy scales ; all the 

 fins thick, fleshy, and rounded off; teeth in the gullet flat. 



Body colour dark, with a bronze metal gloss. D. 13 ; 

 A. 11 ; P. 18 ; V. 10. 



68. TINCA VULGARIS, Cuv. Sutare. The Tench. D. F. 



Is common in many places in the south and middle 

 of Sweden ; and is met with in the grassy bays on the 

 western coast of the middle of the Baltic. In Finland, 

 goes up to about 52 north lat. Length 12 to 18 in. 



Gobio, Cuv. 



Dorsal short ; anal long ; mouth with two barbs ; body 

 round, covered with large scales ; tail cloven ; teeth in the 

 gullet pointed. 



Sides of the body, as well as dorsal and anal fins, 

 covered with small dark spots. Body elongated; small 

 fresh-water fish. D. 10; A. 8. 



69. GOBIO FLUVIATILIS, "Will. Sandkrypare. The Gudgeon. 



D. F. 



Is certainly a very rare fish in Sweden, and one 

 which I never met with. It is, however, taken in some 

 places in the very south ; only one specimen has ever 

 been taken in Finland, on the coast near Vyborg. 

 Usual length 6 to 8 in ; swims in shoals. 



LeudscuSj Klein. Squalius, Bon. 



Dorsal short ; anal short ; mouth without barbs ; body 

 either lengthened, or else very high and compressed. 



The following table of fin ray formula^ position of the 



