. C. 1891. Fish-cultural Investigations in Montana and Wyoming. (To face page 60—19.) 
Plate XXIV. 
1" Salmo MYKISS Walbaum. Red-tliroated Trout. Adult. One-half natural size. 
3. SALMO TRUTTA LEVENENSIS Walker. Loch Leven Trout. One-half natural size. 
