114 RISSOIDiE. 



1. Fenella rufocincta. 



Dunkeria rufocincta, A. Adams, Ann. Mag. VIII, 1861, MososeM, Talane 

 and TaJcano-Sima; Suez, fide M Andrew. 



2 Japan ; ex Mr. R, Damon [" coll. A. Adams "]. 

 Long. 3f , diam. 1\ mil. 



2. Fenella rissoiformis. 



Chryssalida rissoiformis, Issel, Malac. Mar Rosso, 1869, Suez; long. 2k, 

 diam. 1 mil, 



2 Massaua ; coll. Prof. A. Issel. 



2 Andamans; coll. G. Nevill, Esq. 



1 Roweiah, Red Sea; coll. J. B. Baxter, Esq. 



This last is a rather narrower form. 



3. Fenella cerithina. 



Fissoa cerithina, Philippi, Zeits. Mai., 1849, p. 34, Aden— long. 1^ ;? var. 

 =F. scabra, A. Ad. 



50 Mauritius; coll. G. Nevill, Esq. [3^ 1]. 

 5 Suez; coll. Prof. A. Issel and J. B. Baxter, Esq. 

 8 Aden ; coll. Dr. F. Stoliczka and G. Nevill, Esq. 

 2 Natal; coll. G. Nevill, Esq. 



Herr Schwartz identified these N'atal specimens as F. excMr- 

 vata [ubi ?] ; Gould speaks of an Alvania excurvata, Cpr. 



10 Oman and Tawila [Persian Gulf] ; coll. W. T. Blanford, Esq. 



var. [ ? dist. sp.] . 

 26 Singapore ; coll. Dr. F. Stoliczka. 



var. scabra. 



Dunkeria scabra, A. Adams, Ann. Mag. VI, 1860, p. 421, Tsu-sima, Anfr. 

 8^, [" liris elevatis fribus"^ ; Suez, fide McAndrew. 



2 Japan ; ex Mr. Damon [" coll. A. Adams"]. 



Long. 2i, diam. 1 mil., the other rather larger. 



