HELICIB^. 127 



var. Sylhetica, Bens. 

 6 Moulmein, &c., Pegu ; coll. W. Theobald, Esq., and Dr. F. Stoliczka. 

 1 Khasi Hills; coll. G. NeviU, Esq. 



17. Amphidromus, sp. 



1 Loc. ? ; ex c. G. Nevill, Esq. 



18. Amphidromus, sp. 



1 Loc. ? J ex c. Dr. F. Stoliczka, 



19. Amphidromus daflaensis, Godwin-Austen. 



1 Dihiri, Dafla Hills (one of the two types) ; coll. Major H. H. Godwin- 



Austen. 



20. Amphidromus, sp. 



8 Gt. Coco I. ; coll. Dr. P. StoUczka. 



21. Amphidromus, sp. 



Con. Indica, PI. 148, fig. 10, as B. andamcmicm, Thorpe, 

 not the B. andamanicvs of Moiiss., the locality of which is 

 erroneous. v. 



20 Mt. Harriet, Andaman Island; coU.F.A. de Eoepstorff, Esq., G. Nevill, 

 Esq., and Dr. F. Stoliczka. 



2 Katchall; coll Dr. F. Stoliczka. 



Sub-Genus BEDDOMEA, nov. (type A. ceyl-anicus). 



Very closely aUied to AnvpMdromMs, altogether distinct 

 from Geotrochus ; it takes the place of the former in Southern 

 India and Ceylon, where Am/pMd/romus does not occur at all. 



B. ealcademis, not unfortunately represented in the Museum, 

 is a reversed form of the section. 



22. Amphidromus (Beddomea) ceylanicus, PfeifEer. 



3 S. Province, Ceylon ; coll. G. Nevill, Esq. 



23. Amphidromus (Beddomea) intermedius, Pfr. 



4 Ceylon ; coll. H. Nevill, Esq. 



24. Amphidromus (Beddomea) albizonatus, Rv. 



3 Ceylon ; coll. H. NeviU, Esq. 



25. Amphidromus (Beddomea) physalis, Benson. 



2 Wynaad ; ex c. Dr. F. Stoliczka. 



