160 Storefs Synojjsis of the Fishes of North America. 



Columbia River, Richardson. 



Cyprinus (Leuciscua) caurinua, Northwest Dace, Rich., Fauna Boreal. Americ, in. p. 304. 



Leuciscus caurinua, Dekay's Report, p. 215. 



L'Able in Nord-ouest (Leuciscua caurinus, Rica.), Cuv. et Val., xvii. p. 325. 



15. Leuciscus Oregonensis, Rich. 



Brownish, belly silvery white. More elongated than the preceding ; head longer. Scales 

 more perfectly orbicular than those of the L. caurinus, and those on the belly are proportion- 

 ally smaller. 



D. 10. P. 15. V. 9. A. 9. C. 19^. Length, 13 inches. 



Columbia River, Richardson. 



Cyprinus (Leuciscus) Oregonensis, Columbia River Dace, Rich., Fauna Boreal. Americ, ill. p. 305. 



Leuciscus Oregonensis, Dekay's Report, p. 215. 



L'Able tie l'Oregon (Leuciscus Oregonensis, Rich.), Cuv. et Val., xvii. p. 326. 



]6. Leuciscus Smithii, Rich. 



Lateral line straight, containing sixty scales. Scales commencing on the forehead above the 

 eyes, rather large, shining, and pellucid, reflecting a brilliant green on the back, but having a 

 silvery lustre on the sides and abdomen. Tongue toothed. Caudal forked. Eyes very large. 

 Under jaw longest. Nostrils on the tip of the snout. 



D. 1-12. P. 12. V. 7. A. 1-27. C. 18. Length, 9 to 10 inches. 



St. Lawrence River, Lieut. Col. C. H. Smith. 



i 



Cyprinus (Abrainis?) Smithii, La Quesche, Rich., Fauna Boreal. Amer., in. p. 110, fig. 



Abramis Smithii, Dekay's Report, p. 192. 



L'Able a baudrier (Leuciscus Smithii, Rich.), Cm - , el Val., xvii. p. 327. 



17. Leuciscus balteatus, Rich. 



Back of the head and body mountain-green, with iridescent tints of yellow and blue. 

 Belly silvery white. A bright golden-yellow band behind the eye, on the margin of the 

 preoperculum, and a broad scarlet-red stripe beneath the lateral line, extending from the 

 gill-opening to the anal fin. Fins of a uniform greenish-gray color, without brilliancy. 

 About fifty-seven scales on the lateral line- The head is exactly one fourth the length of the 

 fish. Nostrils near the eyes. 



D. 11. P. 17. V. 9. A. 19 to 22. C. 19f Length, 5 to 6 inches. 



Columbia River, Richardson. 



Cyprinus (Abramis) balteatus, Reil-sided Bream, Rich., Fauna Boreal. Americ, ill. p 301. 



Abramis balteatus, Dekay's Report, p. 192. 



L'Able de Smith (Leuciscus balteatus, Rich.), Cuv. et Val., xvii. p. 329. 



18. Leuciscus pulchellus, Storer. 

 Back dark brown ; sides and abdomen of a beautiful flesh-color, tinged with golden reflec- 



