251 

 Sub-Genus BLANDIELLA, Guppy. 



11. Geomelania (Blandiella) greyana, C. B. Adams. 



6 Jamaica ; ex c. W. A. Brown, Esq. 



12. Geomelania pygmaea, C. B. Adams. 



5 Jamaica ; ex c. W. A. Brown, Esq. 



13. Geomelania beardsleana, C. B. Adams. 



3 Jamaica ; ex c. W. A. Brown, Esq. 



Genus ACICULA, Hartm. 



l. Acicula lineata, Drap. 



4 Grenoble; coll. G. Nevill, Esq. 



Genus ACMELLA, Blanf. (type A. tersa, Bens.). 



1. Acmella tersa, Bens. 



14 Khasi Hills ; coU. Major H. H. Godwin- Austen. 



2. Acmella hyalina, Theob. & Stoi. 



1 S. of Moulmein (type) ; coU. Dr. F. Stoliczka. 



3. Acmella roepstorffiana, n. sp. 



Shell not quite so large as the preceding, with less convex 

 whorls, less globose last whorl, and less open umbilicus ; in these 

 respects it is nearer A hyalina ; the last whorl is, however, more 

 produced and contracted than in A. Tiyalina. The sculpture 

 differs altogether from that of the other described species of 

 the genus ; it is throughout regularly, closely, evenly striated, the 

 striae incised and oblique ; excavated at the suture. Long. 1| ; 

 diam. 1 mil. 



3 Katcnall, Nicobar I. ; coll. Dr. F. Stoliczka. 



4. Acmella moreletiana, n. sp. 



Shell smaller than A. tersa, larger than A. hyalina. Whorls 

 fine, more convex than in either of the above ; the last whorl 

 globosely rounded, with a much more open umbilicus ; sculp- 

 tured round the umbilicus in a very characteristic manner, with 



