48 



LENOK SALMON. 



Salmo Lenok. S. snhaureolus, punctis sparsis fuscis, supra 

 fuscesccns, subtus Jiaiiescens. Lin.Syst. Nat. Gmel. p, 1373' 

 Pall, it, 2. p. 7 \6. 



Slightly gilded Salmon^ with scattered brown spots^ with 

 brownish back^ and yellowish abdomen. 



Length three feet 3 of a broadish and thick form : 

 pupils of the eyes angulatecl in front : dorsal fin 

 spotted : pectoral fms yellowish : ventral reddish : 

 anal deepish red : tail dusky-red and bifid. In- 

 habits the rocky torrents of the most rapid rivers 

 in Siberia. 



NELMA SALMON. 



Salmo Nelma. S. ex alho argcnteus, capite maxime elongato, 

 mandihula inferiore multo longiore. Lin. Si/st. Nat. GmcL 

 p. 1372. Pall. it. 2. p. 716. 



Silvery white Salmop, with greatly elongated head^ and lower 

 jaw much longer than the upper. 



Length from three to six feet : snout depressed : 

 mouth rather large^, and furnished with large lateral 

 laminas : scales lars^e : tail forked. Inhabits the 

 larger rivers of Siberia. 



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