66 RissoiDj:. 



7. Assiminea, n. sp. 



I Kulungsu (Amoy) ; coll. R. Hungerford, Esq. 



Near Assiminea micro sciil/pta, Nevill. 



8. Assiminea, u. sp. (?) 



1 Bombay ; ex c. Dr. F. Stoliczka, 



9. Assiminea Japoniea. 



Assiminea Japoniea, von Martens, Berl. Ges. naturl. Fr. 1S77, Japan. 



2 Japan ; ex Mr. 11. Damon (labelled " A. cincta, A. Ad."). 



10. Assiminea borneensis. 



Amnicola borneensis, Issel, Ann. Mus. Civ. Genova VI, 1874, Bintulu — long. 

 2h, diam. 1^ mil. 



4 Borneo (typical) ; ex c. Prof. A. Issel. 



11. Assiminea beddomeana. 



Assiminea beddomeana, G. Nemll, J. Asiat. S. Bengal, ISSO, PL Canning 

 and 0}). cit. lS81,pl. VII, fig. 3. 



50 Port Canning (type) ; coll. J. Wood-Mason, Esq. 



II Cox's Bazar (Cbittagong) and Rangoon; coll. H. Raban and 



K. Hungerford, Esqrs. 



12. Assiminea rotunda. 



Assiminea rotunda, Fairlank, ms., W. T. Blanford, Ann. Mag. XIX, 1867— 

 " on mild hettveen tide^marks, rather lower down than A. cornea and 

 A. marginata, Bomhay — long. 4, diam. 3 mil., animal gr eg." 



8 Sonmiani, Mekran (Persian Gulf) ; coll. W. T. Blanford, Esq. 

 16 Bombay ; coll. Rev. S. B. Fairbank and W. T. Blanford, Esq. 



13. Assiminea marginata. 



Optcdiceros marginatum, Leith, J. As. S. Bomhai/, V — Jiilg 1853, Bomhay — 

 " animal scarlet ;" Blanford, Ann. Mag. XIX, 1867, long. 4^, diam. 3 miU 

 and car. major, long. 6, diam. 4 mil. 



14 Bombay ; coll. Rev. S. B. Fairbank and W. T. Blanford, Esq. 

 8 Sonmiani, Persian Gulf ; coll. W. T. Blanford, Esq. 



The differences between tliis species and tlie preceding seem 

 to me scarcely more than varietal. 



