NORTH AMERICAN FRESH-WATER FISHES. 



CYPRINID.E. Plate 1. 



XOTROPIS MEGALOPS [Bafinesqne). 



HYPSOLEPIS PLARGYRUS. Bainl. 



The Common Shiner ; Red-fin; Roach. 

 (Female.) 



Fig. 1. Side view of skull. 



2. View of skull from above. 



3. View of skull from below. 



4. View of skull from behind. 



5. Lower pliaryngeals with teeth. 



6. Right lower pharyngeal hone. 



7. Outline of section of bodv at dorsal fin. 



8. Scale from the lateral line. 



9. Scale from above lateral line. 



10. Scale from below lateral line. 



11. Young example. 



12. Outline of adult seen from above. 



13. Female examjtle, nearh^ adult. 



The Shiner is one of our commonest brook fishes, its rano-e e.xteudino- from 

 Maine to Dakota, and southward to North Carolina, Georgia, and Arkansas. It 

 is of no value as food, though it furnishes a large share of the subsistence of 

 predatory fishes, like the Black Bass and Bercli. 



