AUTUMNAL SALMON. 81 



Upper lip grey : lower reddish-white : inhabits Lake 

 Baikal in Siberia, out of which it migrates at the 

 spawning season up the rivers : flesh white : egg& 

 yellow : in considerable esteem as a food. 



AUTUMNAL SALMON. 



$almo Autumnalis. S. argejiteus, maxilla inferiore to?igiore t 



radiis pinnae dorsi undecim. 

 Silvery Salmon,, with the lower jaw longer than the upper, and 



eleven rays in the dorsal fin. 

 Salmo autumnalis. S. maxilla inferiore longiore, radiis pinnoa 



dorsi urtdccim. Lin. GmeL Pall. it. 3. p. 705. 



LENGTH near a foot and a half: body plump, but 

 compressed, with the back very slightly angulated : 

 scales large and silvery : irides pale gold-colour ; 

 mouth toothless : tail forked : inhabits the frozen, 

 sea, out of which it ascends the rivers of Patzora 

 and Jenesei, and, by the Angara, into the Lake 

 Baikal; returning in autumn in immense multi- 

 tudes : dies very soon after being taken out of the 

 water. 



V. v. p. i. 



