t^^l

So TIVIP.VIlIDyE,
fascia lata alba cincta esset. Anfractus sex eonvexitate inter
viviparam. et fusciatam media,. Apertura distinguitur margine
minus acuto, nigro, nitido. Operculum pellucidum luteo-fuscum,
nitidum.
Alt. 28, diam. 20 mm. (from fig. 3, pi. 77 in Conch. Ind.).
Bab. Tanks, near Calcutta; Kondooruwave, etc. (Conch. Ind.),
Var. sindiea {Nevill), Hand List, pt. 2, p. 28,
•',... not decollate, 6 whorls, almost colourless,"
Alt. 32, diam. 21-75 mm.
Hob. Sind ; Kathiawar (Fedden),
Var. subumbilicata {NevUl), tom. cit.
Columella straighter than usual, only slightly edged with black ;
distinctly openly rimafce, almost umbilicate ; slightly more convex
whorls, the last one almost perfectly rounded ; belt at periphery
less distinct than in typical form, substance of shell a trifle
thicker and less brightly coloured.
Hah. Ferozpur {Temple).
Var. assamensis (Nevill), tom. cit.
Original description :—This is a well-marked and characteristic
variety, easily distinguished from all the preceding forms by the
turreted and remarkably produced spire, the cylindrical instead of
convex whorls ; the deep, uniform green colour, the last whorl
and aperture much smaller and more contracted in proportion,
the latter less everted; periphery subangulate, with the belt
obsolete ; scarcely rimate ; peristome black.
Alt. 22-76, diam. 16 mm.; slightly decollate.
Hab. Tezpore, etc., Assam (type) (StoliozJca, Oldham); Jamal'
pur? (Stoliczka); Silcuri, Cacliar (iVood-Mason).
Var. 'bhamoensis {Neuill), tom. cit. p. 29.
'' An interesting small form of the preceding, with shorter and
less produced spire . . . ."
Alt. 17-25, diam. 13-75 mm.; slightly decollate.
Var, kutchensis {Nevill), Cat. Moll., Fasc, E, p. 40 (sine nom.);
Hand List, pt. 2, p. 30 (as Paludina); Kobelt, in Martini &
Cliemnitz, Con.ch,-Cab. 1908, p. 287, pi. 58, figs. 1-4,
Oriqinal description :—A very fine, interesting form, with
sculpture even more developed than in Madras specimens; no
trace of a white band ; sharply angulate in young specimens,
beooming more or less obsolete in adult ones, no trace of bj»
angulation ; imperforate.
Alt, 28, diam, 22 mm.
Hah, Kaeh [Cutch] {StoUcsl-a),