RISSOIDZ. 85 
var. [? dist. sp. ] 
2 Roweiah, Red Sea; coll. J. B. Baxter, Esq. 
var. [?] 
1 Andamans ; coll, G. Nevill, Esq. 
2 Nicobars; coll. Dr. F, Stoliczka. 
45. Rissoina, n. sp, 
30 Tumb I., Gwadar, &c. (42 fths.); coll. W. T. Blanford, Esq. 
46. Rissoina strigillata [?]. 
Rissoina strigillata, Gould, P. Bost. S. 1861, Loo Choo I., axis 5, diam. 2-20 
mil.; Conch.-Cab. II, pl. 15 B, fig. 4, Hong-Kong. 
83 Hong-Kong; coll. R. Hungerford, Esq. [4, 13], 
“ Under stones, at very low water.” 
47. Rissoina, n.sp. 
Long. 24, diam. 3 mil. 
20 Mauritius and Andamans; coll. G. Nevill, Esq. 
48. Rissoina, n. sp. 
Long. 34, diam. 11 mil. 
2 Penang and Andamans; coll. Dr. F. Stoliczka, 
1 Andamans ; coll. Captain Rk. C. Temple. 
Appears to be a new species near BR. exasperata, Souv.’ 
49. Rissoina deshayesi. 
Rissoina deshayesi, Schwartz von Mohrenstern, Denks, K. Ak. Wrasens. 
Wien, XIX, 1860, Mindanao, long. 9°4, diam, 3°3 mil, 
var. minor. 
1 Andamans ; coll. J. Wood-Mason, Esq. (63, 23]. 
1 Cebu; coll, R. Hungerford, Esq. [63 23), 
