Preliminary Note on the Salmon and 

 Trout of Japan. 



BY 



T. Kitahara. 



At least four naturalists have already dealt in some detail with the 

 salmon and trout of Japanese waters, not to mention some others who 

 have merely touched upon the subject. BREVOORT, first of all, has 

 described and figured four species in the Exp. Japan, 1856, viz., 



1. Salino perry i n.s. 



2. „ orientalis PALLAS (S. masoiì) 



3. ,, Iciicomacnis Pallas. 



4. „ sp. Young. 



HlLGENDORF has also described five species in the Monatsber. Ges. 

 Ostasien, 1876 : 



1. Salmo pluvius n.s. 



2. ,, blakistoni n.s. 



3. Oiicorhynchus haberi n.s. 



4. „ pcrryi (BREVOORT?) 



5. ,, ycssocnsis n.s. 



GÜNTHER has mentioned and figured one species obtained in the 

 Yokohama market, in the Kep. Chall. Zoo!., Vol I., Shore Fishes, 1880 : 



Salmo macrostoma n.s. 



The great work " Fishes of North and Middle America " (1896 — 

 '98) by JORDAN and EvERMANN has made us acquainted with the salmon 

 and trout of the North Pacific. And recently JORDAN and SNYDER 

 have described nine species from Japan in the Proc. U.S. Nat. Mus., 

 1902. They are : 



