112 RISSOID^, 



40. Alvania n. sp. 



20 Singapore ; coll. Dr. F. Stoliczka. 

 Long. 1|, diam. 1 mil. Unusually broad, in proportion. 



var robusta. 

 30 Bombay ; ex c. Di\ F. Stoliczka. 



41. Alvania n. sp. 



The whorls are mai'kedly less convex than in the Nico- 

 harese^. stigmata, Frauenfeld. 



8 Bombay [If, 1] ; coll. Rev. S. B. Fairbauk, auci W. T. Blauford. 



Esq. 

 4 Audamans, Ceylon, and Mauritius [2, 1] ; coll. G. Ncvill and 



J. B. Baxter, Esqrs. 

 4 Arakau; coll. Dr. F. Stoliczka. 



42. Alvania n. sp. 



4 Arakan and Penang; coll. Dr. F. Stoliczka. 

 1 Singapore [2, 1 i] ; coll. Dr. F. Stoliczka. 



Longitudinal ribs quite straight, rather distant and thick. 



43. Alvania stigmata. 



Alvania stigmata, von Frauenfeld, Moll. Novara Reise, 1866 [^Kamorta, 

 Nlcohars] — long. 2, diam, mil., on expl. of plate as A. stigmatica ! 



var. tumida [? dist. sp.] 



6 Andamans; coll. J. Wood-Mason and G. Nevill, Esqrs. 

 2 Ceylon; coll. G. Nevill and J. B. Baxter, Esqrs. 

 20 Arakan ; coll. Dr. F. Stoliczka. 



44. Alvania weinkauflai. 



Alvania weiukauffii, Schwartz, ms., WelnJcaiiff, Conch. Medlf., 186S, Algeria. 

 20 Algiers ; coll. P. Joly, Esq. 

 Fide Monterosato, distinct from Alv. didyophora, Philippi ? 



