248 



4. A-ncylus fluviatilis, Mull. 



20 England and Germany ; coll. G. Nevill, Esq. 



5. Ancylus verruca, Bens. 



12 Balapiti, Ceylon; coll. G. Nevill, Esq. 



4 Orissa; coll. V. Ball, Esq. 

 10 Khasi Hills and Cachar; coll. Major H. H. Godwin- Austen. 



2 South India ; coll. W. Theobald, Esq. 



6 Mahableshwar ; coll. Eev. S. B. Fairbank. 



6. Ancylus compressus, Jick. 



4 Mai Wahiz, Tigre; coll. W. T. Blanford, Esq. 



7. Ancylus abyssinicus, Jick. 



10 Guna-Guna Rv. ; coll. W. T. Blaiif ord, Esq. 



8. Ancylus caffer, Krauss. 



2 South Africa; coll. Dr. G. A. Fritsch. 



Sub-Genus ACROLOXUS, Beck, (type ^.focw^m, Milll.). 

 [ = Velletia, Gray]. 



9. Ancylus (Acroloxus) lacustris, Muiier. 



10 Scotland and England ; ex c. As. Soc., Bengal, and G. Nevill, Esq. 



Family GADINIID^E, Gray. 

 1. Genus GADINIA, Gray. 



1. Gadinia peruviana, Sow. 



1 Peru; ex c. G. Nevill, Esq. 



2. Gadinia costata, Krauss. 



3 Natal; coll. A. Welch, Esq. 



3. Gadinia reticulata, Sow. 



5 Monterey, California ; coll. Prof. W. Newcomb and Prof. E. C. Stearns. 



4. Gadinia afra, Gmelin. 



Ceylon and Mauritius ; coll. G. Nevill, Esq. 



