INDIAN EEGION. 



Seychelles (No. 31 of Map). 



Parmacella Dussumieri. Bulimus omatus. 



Helix unidentata. „ fulvicans. 



99 



„ Studeri. 





Cyclostoma insulare. 



„ Souleyeti. 







„ pulchrum. 



„ Tranquebarica. 





Cyclotus conoideus. 



Streptaxis Souleyeti. 











Mauritius (32). 





Parmacella perlucida. 



Helix Barclayi. 





Pupa Largillierti. 



„ Eangii. 



„ odontina. 





Cyclostoma Barclayi. 



„ mauritii. 



Vitrina angularis. 





„ Michaudi. 



Helix phil3Tina. 



Tornatelliiia cernica. 





„ carinatum. 



„ inversicolor. 



Gibbus Antoni. 





„ undulatum. 



„ stylodon. 



„ Lyonneti. 





„ insulare ? 



„ mauritiana. 



Succinea sp. 





Cyclotus conoideus ? 



„ mauritianella. 



Bulimus clavulinus. 





Otopoma Listeri. 



„ rawsoni. 



„ Mauritianus. 





„ lisemastoma. 



„ semicerina. 



Pupa pagoda. 





Eealia rubens. 



„ mucronata. 



„ fusus. 





„ aurontiaca. 



„ nitella. 



„ sulcata. 





„ multilirata. 



„ rufa. 



„ clavulata. 





„ expansilabria. 



„ similaris. 



„ modiolus. 





„ globosa. 



„ suffulta. 



„ funicula. 





Megalomastoma croceum 



„ albidens. 



„ versipolis. 







Two large species of Achatina [fulica and panthera) abounding 

 in the coffee plantations, are believed to have been introduced. 

 The annual fall of rain in Mauritius is 35'25 inches. 





Bourhon (No. 33). 



Helix ceelatiu-a. 



HeUx tortula. 



„ detecta. 



„ Brandiana. 



„ deKbata ? 



Pupa Largillierti— Mauritius. 



Rodriguez. 

 Cyclostoma articulatum, Madagascar ? Streptaxis — ^pyriformis. 



No. 34. Kergueleri's Land. Helix Hookeri was collected at 

 this island when yisited by the Antarctic Expedition. 



6. iKDIAJSr Eegion. 



Proceeding eastward, in Asia, the species of Achatina, Pupa, 

 Clausilia, Fhysa, Limax, and Cyclostoma rapidly diminish or 

 quite disappear. Helices of the section Nanina become plenti- 

 ful, amounting to 150 species, and Bulimulus and Cyclophorus 

 attain their maximum. Leptopoma, and Pupina are peculiar to 

 the Asiatic Islands. 



Our catalogue of Indian land shells must be very imperfect, 

 including only about 180 Helicidce and 50 Cyclostomidce. A very 



e2 



