Storcr's Synopsis of the Fishes of North America. 201 



'■' !1 I'M'in! r Ijn's Journal, p. 714. 



b, Rich . Fauna Bore i , in 



ius quadrilaterals, D }, 



6. Coregonus Iucidus, Rich. 

 Body compressed. Mouth large ; when the jaws are extended, the intermaxillaries are 

 brought into a line with the forehead, instead of dropping vertically, as in the C. quadrilate- 

 ralis; lower jaw the longer; no teeth. Scales pearly and iridescent, transversely oval ; 

 eighty-eight scales on the lateral line; ten rows above that line at the dorsal, eight between 

 it and the ventral, and three or four from thence to the mesial line of the belly. Scales on 

 'sides larger than on back. 



D. 14. P. 19. V. 11. A. 14. C. 19|. Length, 18 inch 

 Northern regions, Richardson-. 



Salrao (Coregonus) Iucidus, Bear-Lake Herring-Salmon, Rich., F; ->1 90 



fig. I 

 C i egonus Iucidus, Dekav's Report, p. 219, 



7. Coregonus harengus, Rich. 



■ Body compressed, back rounded, belly slightly S ittened. Olive-green on the hack, silvery 

 on sides and belly, and blackish green on top of the head. Gill-covers, checks, and irides 

 .. i whitish and nacreous. Lower jaw the longer. No teeth on the jaws ; but three rows of 

 microscopic teeth on the tongue. Scales of same form as those of C. Iucidus ; eighty-four 

 on lateral line ; twenty-two in a vertical row under the dorsal, of which nine are above lat- 

 eral line, and eight between it and ventrals. 



D. 12 or 13. P. 16. V. 12. A. 13. C. 19f. Length, 13 or 14 inches. 



Lake Huron, Richakdson. 



Salmo (Coregonus) harengus, Lake Huron Herring-Salmon, Rich., Fauna Boreal. Americ ill n 210 



fig. 2. 1 IF- 



inus liirengus, Dekav's Report, p. 249. 



8. Coregonus Labradoricus, Run. 



Body much like that of C. quadrilateralis. Head small. Jaws toothless ; four longitudinal 

 rows of teeth on the tongue. Adipose fin corresponds with the end of the anal. Scales 

 orbicular; seventy-eight on the lateral line ; eight scales between the dorsal and lateral line, 

 and as many between the latter and the ventrals. 



D. 15. P. 15. V. 12-11. A. 15. C. 19|. Length, 14 inches. 



Musquaw River, Richardson. 



Salmo (Coregonus) Labradoricus, Mu | mus, Rich., Fauna Boreal. Americ, in. p. : 



