t^^l

GO LTTXORXID.^.
Alt. 8, diam. 6 mm. "1 A young specimen with
Aperture : alt. 4-5, diam. 3'5 mm. [ perfect spire.
Alt. 9-5, diam. 7 mm. 1 An old specimen with eroded
Aperture : alt. 6, diam. 5 mm. J spire.
llah. Near Poonab.
Var. canaliculatus, Blanford, .T. A. S. B. xvxix, pt. 2, 1870,
p. 11, pi. 3, fig. 4.
Original description:—Sutura Cianaliculata, anfractibus juxla
suturam acute carinatis.
Alt. 8, diam. 6'5 mm.
Hah. Torna.
133. Cremnoconchus carinatus (Layard).
Cremnoconchns carinatus (Layard), P. Z. S. 1854, p. 94 (as
Ancidotus) ; Blanford, .1. A. S. B. xxxix, pt. 2, 1870, p. 1-2,
pi. S, fig', 5; op. cit. xlix, pt. 2, p. 221.
Original description:—Shell somewhat globose; axis 5 lines,
diam. 4 lines. Spire exserted, short. Whorls inflated, rather
square, sharply keeled round the inferior angle, minutely longltiidinally
striated. Colour dull olive, marked faintly with two or
three broad bands of dark rufous-brown, which are very apparent
in the aperture ; columellar lip white, stained with a liglit dash of
the same rufous-brown on the exterior margin.
No dimensions being given the following is taken from
Blanford's description (J. A. S. B. xxxix, pt. 2, p. 12).
Alt. 7'o, diam. 5 mm.
Jlrdj. Streams in the Mahableshwar Hills, Bombay Presidency.
Subgenus BITHINELLA.
Tiithtnella, Moquin-Tandon, 1851, ,1. de Conch. Paris, p. 239,
& Hist. Moll. Terr. Fluv. France, 1855, p. 516 (as Jhjthinella).
TiTE, Bulimus viridis, Poiret; Europe.
Bange. Europe ; Asia ; N. America.
Shell having the operculum set far back in Ihe interior ; it is
also subcorneous, spirally striate, with excentric nucleus-.
134. BitMnella canningeiisis, Preston.
Bithinella canningensis, Preston, A. Jl. N. H. ser. 7, xix, 1907,
p. 2 IP (fig. in text).
Original description : — Shell subperforate, pyramidal, dull
vellovvish-brown horn-colour; remaining whorls 3, somewhat
convex ; sutu es well impressed ; aperture oval ; peristome
simple, continuous; operculum horny, paucispiral.
h\ . 1"75, diam. nuij. 1 mm.
Hah. Port Canning, Lower Bengal; in brackish pools.
Tjpe ill Indian Museum, Calcutta.