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A LIST OF 

 THE GASTROPODS AND LAMELLIBRANCHS 

 OF HOKKAIDO. 

 By 



S. HaITA and X. b^ASAKI. 



The present list eontains a systematic arrangement of conchologieal specimens 

 collected by one of ns during 5 years past. The specimens are small in number 

 indeed, yet they comprise nearly all the species occurring in Hokkaido, representing 

 110 species which are included in 70 genera and 41 families. As to their habitat, 

 55 species are marine Grastropods and 39 sjiecies marine Ijamellibrauchs, while among 

 tlie remaining 16 sj)ecies, some occur on laud, some in fresh watrr, being represen- 

 ted by 7 Lamellibranchs and 9 Gastroptxls.'^ 



A large number of the specimens was identificnl by ]\lr. T. IWAKAWA. to 

 whom our obligations are due. 



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1) A Li>t of the Placophora and Opi>tliobrauclis will apix-ar in thi- nt-xt number of this journal. 

 [Tran.-act. .Sopp.m> Xat. Hi>1. Soc, Vol. Ill, 1910.1 



