68 RISSOID^!. 



17. Assiminea paladilhii. 



Omphalotropis Paladilhii, Issel, Ann. Mus. Civ. Genova VI, 1874, Sarawak 

 long. 5%, diam. 4 mil.; ? = Hydrocena lirata, Morelet, Rev. Zool. 1862, 

 long. 6\, diam. 4 mil., banks of the Bien-Hoa, Cochin-China. 



2 Sarawak (typical) ; ex c. Prof. A. Issel. 



18. Assiminea elise. 



Assiminea Eliae, Paladilhe, Ann. Sci. Nat. (VI), Vol. II, 1875, Rochelle and 

 Coimbra. 



20 Bayonne ; coll. G. Nevill, Esq. 

 A true Assiminea and very like the Chinese A. sinensis. 



19. Assiminea latericea. 



Assiminea latericea, H. Sf A. Adams, P. Zool. S. 1863, p. 434, Yang-tsze- 

 Iciang Sf Peiho. 



1 China (typical) ; ex c. H. Adams, Esq. 



20. Assiminea (?) dubia. 



Cyclostoma dubium, Pfeijfer, Zeits. Mai. 1846, Opara long. 9, diam. 5 mil. ; 

 fide Pease, 1869, species of Assiminea. 



4 Opara (typical ?); ex c. Dr. H. Dohrn. 



I believe this will prove a species of Omphalotropis, rather 

 than of Assiminea. 



1 Japan (?) ; ex Mr. E. Damon. 



Long. 5f , diam. 4 mil. Despite the difference in size, it agrees 

 exactly with typical figure in the Conch.- Cab. II. 



21. Assiminea subcornea, n. sp. 



Hydrocena cornea, Pfeiffer, P. Zool. S. 1854, Borneo ty Bashee I. long. 

 10, diam. 5 mil. (not Optediceros corneum, Leith, 1853). 



1 Japan (?); ex Mr. E. Damon (as "A. cornea, Pfr. coll. Rein."). 



This looks to me a true Assiminea ; long. 7, diam. 4 mil. 



22. Assiminea (?), sp. 



1 Opara ; ex c. Dr. H. Dohrn (mixed with Ass. ? dubia). 

 Long. 5, diam, 4 mil. Probably a species of Omphalotropis. 



