84 RISSOID^E. 



40. Rissoina media. 



Rissoina media, Schwartz von Molrenstern, DenJcs. K. Ale. Wissens. Wien, 

 XIX, 1860, Ceylon and Java, also Nicobars long, 4-7, diam. 2 mil. 



100 Ceylon [4|, 2 mil.], Arakan, Andamans, and Aden; coll. Dr. Sto- 

 liczka, J. Wood-Mason and G. Nevill, Esqrs. 



var. ? 



20 Mauritius; coll. G. Nevill, Esq. 

 1 Seychelles ; coll. G. Nevill, Esq. [3|, U]. 



41. Rissoina, n. sp. 



Long. 4J, diam. 1J mil. 



3 Tumb I. [Persian G.] ; coll. W. T. Blanford, Esq. 



42. Rissoina samoensis. 



Rissoina samcensis, DunJcer, Cat. Mus. Oodeffroy, 1874, Upolu ; and Conch.. 

 Cab. II, pi. 15c,fig. Ilong. 4, diam. 1\ mil. 



1 Upolu [typical] ; ex Mus. Godeffroy. 



43. Rissoina exasperata. 



Rissoina exasperata, Souverbie, J. de C, XIV, 1866, N. Caledonia, anfr. 8 to 

 9 long. 3k to 4\, d. l\tol\ mil. 



1 South Sea Islands ; ex Mus. Godeffroy. 

 1 Singapore; coll. Dr. Stoliczka. 



12 Mauritius ; coll. J. B. Baxter and G. Nevill, Esqrs. [4, !]. 

 1 Arakan; coll. W. T. Blanford, Esq. 

 5 N. Caledonia ; ex c. P. Bouvier, Esq. 



44. Rissoina seguenziana. 



Rissoina seguenziana, Issel, Malae. Mar. Rosso, 1869, and Descr. de I'Egypte, 

 PL IF, fig. 3, G. Suez-anfr. 9 to 10; long, 5, diam. If mil. 



15 Kharg (4, If), Tumb I. and Bombay; coll. W. T. Blanford, Esq. 

 32 Mauritius (5, 2), Aden, and Seychelles ; coll. G. Nevill Esq 

 20 Roweiah (4*, If); coll. J. B. Baxter, Esq. 



var. parvula, nov. 

 Long. 3|, diam. 1J mil. 

 20 Annesley Bay ; coll. W. T. Blanford, Esq. 



