Slorer's Synopsis of the Fishes of North America. 199 



D. 10. P. 17. V. 8. A. 15. C. 19. Length, 2 inches, 1 line. 

 M issachusetts Bay, Stoker. 



i I . ' : of Natural History, 



Cuv., Vakil:. i.i.':, Brit. Fishes (2d edit.), u. p. 102. 



Dr. Clarke's description and figure, winch Yarrell gives on pages 162 et seq., Vol. II., 

 agree so perfectly with my specimen as to leave no doubt of the identity of the European and 

 American species. 



GENUS IV. COREGONUS, Cuv. 



Body in appearance herring-like ; with two dorsal fins, the first higher than 

 long, the second adipose ; the scales large ; the mouth small, sometimes with 

 minute teeth on the jaws or tongue, or hoth. 



1. Coregonus albus, Lesueur. 



Bluish-gray on the back, lighter on the sides, and white on the belly. Scales large, or- 

 bicular. About eighty scales in the course of the lateral line, and twenty in an oblique, series 

 from the dorsal. Teeth on jaws scarcely to be felt ; vomer and palate smooth. Jaws 

 equal. 



D. 15. P. 16. V. 11. A. 15. C. 19|. Richardson. Length, !7 to 20 inches. 



Lake Champlain, Thompson. Lake Erie, Lesueur. All the interior lakes of America, 

 from Erie to the Arctic Sea, Richardson. 



Called ■'White-fish," by the fur-traders; " Poisson blanc," by the Canadians; " At- 

 tihhawmegh," by the Cree Indians ; " Lake Shad," in Vermont. 



Salmo lavaretus (Guiniad and Tickomeg), Pennant's Arct. Zoiil., Inirod., p. 298, and n. p. 293. 

 Coregonus albus, White-fish, Lesueur, Journ. Acad. Nat, Sc , i. p. 232, pi. 

 Salmo (Coregonus) albus, Attihawmeg, Rich., Fauna Boreal. Aineric, m. p. 195, pi. 89, fig. 2. 

 Coregonus albus, White-fish, KrRTLAND's Report, pp. 169, 195, 



" " KruTLANP, Bost. Journ. Nat. Hist., HI. p. 477, pi. 23, fig. 3. 



" Lake Shad or White-fish, Thompson's Hist, of Vermont, 143, fig. 



" White-fish, Dekay's Report, p. 247, pi. 76, fig. 240. 



l~su 1.1. flO-{ /£<*"-/ 



2. Coregonus Artedi, Lesueur. 



Ash-blue upon the back ; paler and silvery on the rest of the body, with yellow tints 

 on the tail, head, and dorsal. Form of the body elongated in the males, deeper and more 

 compressed in the females. Scales large, ascending high up on the caudal fin. No teeth 

 on margin of jaws. 



D. 1-2. P. 10. V. 12. A. 14. C. 19|. Length, 10 to 15 inches. 



Lake Ontario, Dekay- Lake Erie, Lesueur. Lake Huron, Cayuga Lake, Mitch- 

 ill. 



