CYCLOTACEA. 289 



50. Diplommatina (Nicida), n. sp. 



1 Ceylon ; coll. H. Nevill, Esq. 



51. Diplommatina (Nicida), n. sp. 



1 Ceylon; coll. 11. Nwill, Esq. 



Sub-Genus PALAINA, Semper (type D. alata). 



52. Diplommatina (Palaina) crispata, StoHczka. 



6 Damotlia (type) ; coll. Dr. F. Stoliczka. 



Sub-Genus ARINIA, H. & A. Ad. (type D. minor = D. 

 sotoerbei). 



53. Diplommatina (Arinia) scalatella, Dohrn. 



1 Arayat ; coll. Prof. C. Semper. 



Sub-Genus MOUSSONIA, Semper (type A problematica, 

 Mouss.) 



54. Diplommatina (Moussonia) fuscula, Mouss. 



1 Oreata ; ex Museum Godeffroy. 



55. Diplommatina (Moussonia) problematica, Mss. 



• [ =D. typica, Semp. = D. minuta, H. Ad.] 



2 Upolu ; ex. c, H. Adams, Esq. 



Sub-Genus DIANCTA, Mart, (type Z>. constricta, Mart.). 



56. Diplommatina (Diancta) inflatula. Semper. 



4 Pelelin ; coll. Prof. C. Semper. 



67. Diplommatina (Diancta), sp. 



2 Upolu ; ex c, F. L. Layard, Esq., as " D. samoensis" (ubi ?). 



58. Diplommatina (Diancta) martensi, H. Adams. 



4 Ovalau ; ex c. H. Adams, Esq. 



59. Diplommatina (Diancta) dimorpha, Semper. 



5 Pelelin ; coll. Prof. C. Semper. 



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