84 RISSOID^. 



40. Rissoina media. 



Rissoina media, Schwartz iion Molirenstern, Denies. K.Ak. Wissens. Wien, 

 XIX, 1S60, Ceijlon and Java, also Nicohars — long. 4-7, dlam, 2 mil. 



100 Ceylon [41,2 mil.], Arakun, Andainaus, and Aden; coll. Dr. Sto- 

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



var. ? 



20 Mauritins; coll. G. Nevill, Esq. 

 1 Seychelles; coll. G. Nevill, Esq, [3|, I5]. 



41. Rissoina, n. sp. 



Long. 4|, diam. 1| mil. 



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



42. Rissoina samoensis. 



Rissoina samojnsis, Dunker, Cat. Mus. Oodoffroy, 1S74, Upolu ; and Conch.. 

 Cab. II, pi. 15c, Jig. 1 — long. 4, diam. Ih mil. 



1 Upolu [typical] ; ex Mus. Godeffroy. 



43. Rissoina exasperata. 



Rissoina cxasporata, Souverhie, J. de C, XIV, 1866, N. Caledonia, anfr. S to 

 9— long. 5| to 4k, d. Ik to li mil. 

 1 South Sea Islands ; ex Mus. Godeffroy. 

 1 Slngapoie; coll. Dr. Stoliczka. 

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

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

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



44. Rissoina seguenziana. 



Rissoina segucnzi.ina, Issel, Malac. Mar. Rosso, 1S69, and Descr. de I'Egypte, 

 PI. IV, fig. 3, a. Suez -anfr. 9 to 10; long. 5, diam. if mil. 



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

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

 20 Roweiah (4^, Ij); coll. J. B. Baxter, Esq. 



var. parvula, nov. 

 Long. 3|, diam. IJ mil. 

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



