PLATE CIX. 



[Part X.— April 1907.] 



Fig. 1. 

 1«. 



2. 



2 a. 

 2 b. 

 2 c. 

 2d. 



Macrochlamys hodgsoni, Bs. (Blanford MS.). 



Shell, X 4 : typical. 



Sculpture, x 75. 



Shell, X 4-5. 



Animal, left side, x 12'4. From spirit-specimen. 



Ditto, right side, X 12"4. From spirit- specimen. 



Central and outer teeth of radula. 



Jaw, X 58. 



Darjiling. 



Ditto. 



AVestern Sikkim. 



Ditto. 



Ditto. 



Ditto. 



Ditto. 



JMackociilamys korida, Bs. Darjiling. 



Shell, X 4: typical. 



Foot. 



I\lantle-zone, with shell- and dorsal lobes. 



!Mackoculamys fkagosus, n. sp., x 4. Dafla Hills. 



PERFRAGiLis, Ncvill JIS., X 4. Sikkim. 



suPERFLUA, W. Blf., very young, x 7. Darjiling. 



SEQUius, G.-A., very young, x 7. Ditto. 



sPRETA, \\. T. Blf., X 4. Pegu. 



sALwiNENSis, n. sp., X 4. Tenasscrim. 



HooKERi, n. sp., X 2'4. Ciierra Poonji. 



