88 TIVIPAKIU.E. 



fascia lata alba cincta esset. Anfraetus sex convexitate inter 

 viviparam et fasciatam media. Apertura distinguitur margiiie 

 minus acuto, nigro, nitido. Operculum pellucidum luteo-fuscum, 

 nitidum. 



Alt. 28, diam. 20 mm. (from fig. 3, pi. 77 in Conch. Ind.). 



IJah. Tanks, near Calcutta; Kondooruvvave, etc. (Conch. Ind.). 



Var. sindica {Kevill), Hand List, pt. 2, p. 28. 



" . . . . not decollate, 6 whorls, almost colourless." 



Alt. 32, diam. 21-75 mm. 



Ilab. Sind ; Jvathiawar (Fedden). 



Yar. subumbilicata (Kevlll), tom. cit. 



Columella straighter than usual, only slightly edged with black ; 

 distinctly openly rimate, almost umbilicate ; slightly more convex 

 wliorls, the last one almost perfectly rounded ; belt at periphery 

 less distinct than in typical form, substant'e ot shell a trifle 

 thicker and less brightly coloured. 



JIab. Ferozpur {Temple). 



Yar. assamensis {XevUl), tom. cit. 



Original description : — This is a well marked and characteristic 

 variety, easily distinguished from all the precKling forms by the 

 turreted and remarkably produced spire, the cylindrical instead of 

 convex whorls ; the deep, uniform green colour, the last Avhorl 

 and aperture much smaller and more contracted in proportion, 

 the latter less everted; periphery subangulate, with the belt 

 obsolete ; scarcely rimate ; peristome black. 



Alt. 22-75. diam. 16 mm. ; slightly decollate. 



Bab. Tezpore, etc., Assam (type) (Stoliczka, Oldham) ; Jamal- 

 pur? {Stoliczl'(t) ; Silcuri, Cachar (Wood-Mason). 



Var. bhamoensis (NeviU), torn. cit. p. 29. 



•' An interesting small form of the preceding, with shorter and 

 less produced spire . . . ." 



Alt. 17'25, diam. 13-75 mm. ; shghtly decollate. 



Yar. kutchensis (Xevill),Cat. Moll., Fasc. E, p. 40 (sine noin.); 

 Hand List, pt. 2, p. 30 (as Paludina) ; Kobelt, in Martini & 

 Chemnitz, Conch.-Cab. 1908, p. 287, ph 58, figs. 1-4. 



Original description : — A very fine, interesting form, with 

 sculpture even more developed than in Madias specimens; no 

 trace of a white band ; sharply angulate in young specimens, 

 becoming more or less obsolete in adult ones, no trace of bi- 

 angulation ; imperforate. 



Alt. 28, diam. 22 mm. 



JJab. Kach [Cutch] (Stoliczhi). 



