6 
8) T. oblongo-ovata, spira exserta; acfr. superne depressiusculis, iiris subdistantibus obtusis 
spiraliter funiculatis; nigerrimo-fusca, intus albida. — Ratnapoora (Gardner.) (R.) 
9) Shell oblong-ovate: axis l '|2 inch. diam. 1. inch. 2. 1. Spire exserted, short, whorls roun- 
ded, spirally corded with rather distant obtuse ridges, longitudinally striated with well 
marked close set striae, the great characteristic mark of the species. Aperture: outer lip 
edged with deep purple-brown, columellar lip white. Colour a dark yellow-brown, thickly 
marked with longitudinal slanting, jet-brown wavy bands. — Calloo ganga, Ratnapoora 
Ceylon. (L.) 
10) T. oblongo-ovata, spira exserta, anfr. spiraliter obtuse striatis; olivacea fasciis nigris 
undulatis angustis longitudinaliter picta, intus albida; columellae margine fusco-tincto. — 
Ratnapoora. (R.) 
11) T. ovata, olivacea, nitida, fasciis nigris fulguratis longitudinaliter picta, spiraliter et lon- 
gitudinaliter rarius striata; spira exserta; apert. ovata, coerulescens; peristomate nigro, 
obsolete dentato, margine columellari planato; fasciis nigris perlucentibus. Long. 25, lat. 19 ; 
Apert. alt. 18, lat. 12t/2 Mill. (D.) 
12) T. oblongo-ovata, nigricanti-olivacea, obscure fulgurata et maculata, spiraliter confertim, 
longitudinaliter rarius striata; spira exserta; anfr. convexi; sutura simplex; apertura ovalis, 
violacea, margine columellari albo. Long. 22, lat. 16; Apert. long. 16, lat. 12 Mill. — 
Bergströme auf Ceylon. (D.) 
13) Shell rather globose; axis 8, diam. 6 lines. Spiro short, exserted. Whorls rounded ven- 
tricose, spirally grooved with close-set, fine, minutely decussated striae. Colour rich olive- 
yellow, profusily marked with longitudinal, wavy, dark lines, interrupted by four or five 
fine transverse bands of the same colour. Aperture: the dark markings of the shell show 
through, and are dimmed by a bluish haze; columellar lip white, stained on the outside 
edge with dark brown, which runs round the outer lip in a thin band. — Hab. a moun- 
tain torrent at Kandangamsa. near Ratnapoora. (L.) 
3. Tanalia iieritoides Reeve. 
Taf. 1, Fig. 6 -11; Taf. 4, Fig. 11-14; Taf. 8, Fig. 1. 
T. depresse subglobosa, neritaeformis, solida, rufescens vel fusco-nigra, obscure nigro 
strigata, strigis flexuosis, intus et praesertim aetate juvenili conspicuis. Spira subintegra 
plerumque vix exserta, plus minusve involuta vel laxe convoluta, nonnunquam fere omnino 
occulta’, anfr. convexi 2 — 3, longitudinaliter obtuse lirati vel striati, liris laevigatis saepe 
obsolescentibus; sutura appressa; anfr. ultimus 'maximus, superne constrictus. Apertura 
ampla, subrotundata, strigis intus vivide perlucentibus, aetate alba; columella valde arcuata 
crassa, planulata, extus castaneo marginata ; margine dextro valde arcuato, subpatulo, saepe 
brunneo, vel albo et maculis nigris irregularibus notato. — Opercul. typic. (Coli, mea.) 
Alt. 32, lat. 31; Apert, ait. 31, lat. 20 Millim. (T. Gardner!.) 
„ 40, „34; „ „ 33, „20 „ (T. neritoides.) 
„ 27, „21; „ 20, „ 12 „ (T. dromedarius.) 
Habit. Bergströme im südlichen Ceylon. 
