Series Ostariophysi 387 
gaster. Other European forms are the roach (Rutilus rutilus), 
the chub (Leuciscus cephalus), the dace (Leuciscus leuciscus), 
Fic. 298.—Horned Dace, Semotilus atromaculatus (Mitchill), Aux Plaines River, 
Ills. Family Cyprinide. 
the ide (Idus idus), the red-eye (Scardinius erythropthalmus), 
and the tench (Tinca tinca). The tench is the largest of the 
European species, and its virtues with those of its more or less 
Fic. 299.—Shiner, Abramis chrysoleucus (Mitchill). Hackensack River, N. J. 
insignificant allies are set forth in the pages of Izaak Walton. 
All of these receive more attention from anglers in England 
than their relatives receive in America. All the American 
Cyprinide are ranked as “‘boys’ fish,’’ and those who seek the 
trout or black bass or even the perch or crappie will not notice 
them. Thoreau speaks of the boy who treasures the yellow 
