FISHES FROM SAKHALIN. 



239 



Family Argentinidae. 



14. Salanx microdon Bleeker. 



Numerous specimens. Exact locality not given on the label. 

 I). 13. A. 21. 



Family Gasterosteidae. 



15. Gasterosteus cataphractus (Pallas). 



Loc. Jap. name : Hari uwo. 



Numerous specimens from the mouth of the Susuya River (May 1 5 

 — 22) and Lososei Bay (June 21 — 23). 



The lateral armature is complete, the plates growing gradually 

 smaller posteriorly and forming a distinct caudal keel. In this respect the 

 specimens greatly resemble those from Kanazawa in the Province of Kaga 

 and from Akkeshi in the Hokkaido, but differ from those from Imajiku in 

 the Province of Orni and from Kanö in the Province of Mino. In the 

 specimens from the two last mentioned localities the plates are altogether 

 absent. 



16. Pygosteus tymensis (Nikolsky). 



Loc. Jap. name : Hari uwo. 



Numerous specimens from Lake Chipesani (July 28) and Chipesani 

 (Aug. 23). 



D. IX. to XI. Dorsal spines low, ventral spine short. In some 

 specimens having 9 dorsal spines, the ventral spine is much longer and is 

 contained 2.\ in length of head, these specimens not differing otherwise 

 from the rest. 



Family Scombridae. 



17. Scomber colias Gmelin. 



Loc. Jap. name : Saba. 



