IN^DIAN REGION. 



99 



Seychelles (No. 31 of Map). 



Parmacella Dussumieri. 

 ^elix unidentata. 



„ Studeri. 



„ Souleyeti. 



„ Tranquebarica. 

 Streptaxis Souleyeti. 



Bulimus ornatus. 



„ fulvicans. 

 Cj'clostoma insulare. 

 5 5 pulchrum. 

 Cyclotus conoideus. 



Mauritius (32). 



Parmacella perlucida. 

 „ Eangii. 



„ mauritii. 

 Helix pliil3Tina. 



„ inversicolor. 



„ stylodon. 



,, mauritiana. 



„ mauritianella. 



„ rawsoni. 



„ semicerina. 



„ mucronata. 



„ nitella. 



,> rufa. 



„ eimilaris. 



„ suffulta. 



„ albidens. 



Helix Barclayl. 



„ odontina. 

 Vitrina angularis. 

 Toniatelliiia cernica. 

 Gibbus Antoni. 



„ Lyonneti. 

 Succinea sp. 

 BiiLimus clavulinus. 



„ Mauritianus. 

 Pupa pagoda. 



„ fusus. 



„ sulcata, 



,, cla\'ulata. 



„ modiolus. 



„ funicula. 



„ versipolis. 



Pupa Largillierti. 

 Cyclostoma Barclayi. 

 „ Michaudi. 

 „ carinatum. 

 „ undulatum. 



„ insulare ? 



Cyclotus conoideus ? 

 Otopoma Listeri. 



„ Lsemastoma. 

 Eealia rubens. 

 „ aurontiaca. 

 „ multiliiata. 

 „ expansilabris. 

 „ globosa. 

 Megalomastoma croceum. 



T"wo large species of Achatina {fuUca and pantJiera) abounding 

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

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



Bourbon (No. 33). 



Helix cselatui-a. Helix tortula. 



„ detecta. . „ Brandiana. 



„ delibata ? Pupa Largillierti — ^Mauritius. 



Rodriguez. 

 Cyclostoma articulatum, Madagascar ? Streptaxis — pyriformis. 



No. 34. Kerguelen^s Land. Helix Hookeri was collected at 

 this island when visited by the Antarctic Expedition. 



6. Ikdiak" Region. 



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

 Clausilia, Physa, Limax, and Cyclostoma rapidly diminish or 

 quite disappear. Helices of the section Nanina become plenti- 

 ful, amounting to 150 species, and BulimuJus 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 



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