7fi 11ISSOID55. 



7. Rissoina micans. 



Rissoina micans, A. Adams, P. Zool. S. 1851, Mindanao ; Schwartz, Jig. S 

 (typical spec), long. 4'7, diam. 1'7 mil. 



100 Tumb I., Kesm and Mutef (Persian G.) ; coll. W, T. Blanford, Esq. 



var. perstriatula, no v. 

 1 Tumb I. ; coll. W. T. Blanford, Esq. 



8. Rissoina, n. sp. 



1 Mauritius ; coll. G. Nevill, Esq. 

 Near the fossil R. hasteroH. 



9. Rissoina elegans. 



Rissoa elegans, d'Orhigny, Conch, fuss. 1S3S, Dax. 



var. [? dist. sp.] 



1 Steinabrunu (fossil) ; coll. Herr Schwartz von Molirenstern. 



10. Rissoina variegata. 



Eissoina variegata, A. Adams and Angas, P. Zool. S. 1S67, Port Jaclcson. 



2 Australia ; ex c. Dr. F. Stoliczka. 



11. Rissoina bruguierei. 



Rissoa bruguierei, Fagrandeau, Cat. Moll. Corse, 1826. 

 30 Algiers, Rhodes, &c ; coll. P. .loly, Esq. &c. 



12. Rissoina monilis. 



Rissoina monilis, A. Adams, P. Zool. S. 1851, Philippines. 



This species is recorded by von Martens from Mauritius, but 

 I have not been able to identify it with any of the species I 

 have met with. Schwartz von Mohrenstern gives the measure- 

 ments of a typical specimen as — long. 4' 9, diam. 3 mil. 



