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PAIiUDOMUS. 61
121. Paludomus (Tanalia) cumingiana (Dohrn).
Pahidonms (Tanalia) cmnhigiana (Doliru), V. Z. S. 1857, p. 124 ;
H. & T., 0. I. pi. 126, figs. 5, 6.
Original description:—Testa globosa, solida, olivaceo-fusca,
obsolete spiraliter sulcata; spira valde depressa, exserta; anfractus
ultimus ceteros superans, ad siiturain in formam canalis impresaus;
apertura magna, obliqua, flaveseens, intus albida, lineis nigris
undatis longitudinaliter distincta.
Alt. 33, diam. 34 mm.
Aperture : alt. 30, diam. 24 mm.
Jlab. Cej'lon.
Allied to P. (T.) gardneri, Eeeve, but distinguished by tbe
" deep cbannel-like impression on the upper part of the whorl, and
in the large size of the mouth."
122. Paludomus (Tanalia) thwaitesi {Layard).
Paludomus {Tanalia) llnvaitesi (Layard). P. Z. S. 1854, pp. 93-94
(as Phi/opotamis) ; 11. & T., C.l. pi. 125, iigs.8,9; Nevill, Hand
List, pt. 2, p. 304 (as P. (T.) neritoides var. thwaitesi?).
Original description :—Shell oblong-ovate ; axis 13 lines, diam.
9 lines. Spire exserted, short. Whorls almost carinated round
the upper part, spirally corded with unequal sized, close, but
irregularly set ridges, granulated or minutely striated. Colour
yellowish olive, painted more or less with wavy, dark brown
longitudinal lines. Aperture pinkish white, occasionally having
the outer lip dotted with dark pink-brown marks.
Alt. 30-6, diam. 23-75 mm. (Conch. Ind. pi. 125, fig. 9).
Hab. Weyweldenia, Ceylon.
123. Paludomus (Tanalia) tennantii {Reeve).
Pahtdomus {Tanalia) tennantii (Reeve), Con. Icon., Paliid. sp, 12 ;
H. & T., C. 1. pi. 122, fig. 5 (as P. temientii); Nevill, tom.„cit.
(as P. (T.) neritoidesYar. tennenti).
Original descripition :—Shell obovate, rather thick, spire scarcely
exserted; whorls rounded, smooth, or very obscurely ridged;
aperture rather largely efEused ; olive, indistinctly longitudinally
waved, interior white, columella and edge of the aperture stained
with purple-brown.
Alt. 31, diam. 29 mm. (taken from pi. 3, fig. c, in Con. Icon.).
Hab. In a rocky stream flowing from Adam's Peak, Ceylon.
" . . . . distinguished in early growth by an elaborate pattern of
waved painting, which is very conspicuous in the interior of the
shell. At a more advanced period, this striking display of pattern
is entirely obscured by a superincumbent deposit of colourless
matter."