9l vix convexiusculi, sensim accrescentes, ultimus non de-
scendens, peripheria rotundatus, basi subexcavatus; apertura
parum obliqua, late lunaris; perist. simplex, rectum, mar-
ginibus vix convergentibus, columellari arcuatim descendente,
superne calloso, breviter reflexo, adnato. — Diam. maj. 16,
min. 14, alt. 8 mill. (Mus. Cuming.)

Helio Keppelli Pfr. in Proc. Zool. Soc. 1854. p. 50.
— — Reeve Conch. ic. n. 1305. t. 187.
Nanina Keppelli (Xesta) Pfr. Vers. p. 120.
Habitat S. Cristoval insul. Salomonis (Keppell).
Obs. Similis H. resplendenti Phil.; differt spira magis pyramidata,
colore, margine columellari arcuato, inde forma aperturae, etc.
3605. H. Malaccana Pfr.
T. aperte perforata, depressa, tenuis, laevigata, irregula-
riter pustuloso-punctata, castaneo-cornea; spira vix elevata,


46 HELIX &. 20.
verlice subtili; sutura distincte marginata; anfr. 5!/, vix con-
vexiusculi, sensim accerescentes, ultimus latior, non descendens,
subdepressus, peripheria rotundatus; apertura parum obliqua,
late lunaris; perist. simplex, rectum, marginibus subconver-
gentibus, columellari breviter descendente, superne anguste re-
flexo. — Diam. maj. 15!/5, min. 43, alt. 7 mill. (Mus. Cuming.)

Helir  Malaccana Pfr. in Proc. Zool. Soc. 1854. p. 147.
x — Reeve Conch. ic. n. 1373. t. 195.
Nanina Malaccana (Xesta) Pfr. Vers. p. 120.
Habitat «Province of Quedo, Straits of Malacca» (Capt. Martin).
266. H. convallata Benson.
T. vix perforata, convexo-depressa, tenuis, nitidissima,
radiato-striatula, translucens, olivaceo-cornea; spira convexius-
cula, apice prominulo obtuso; sutura profunde canaliculata;
anfr. 6 convexi, lente accrescentes, prope suturam acute angu-
lati, ultimus rotundatus, non descendens, subtus convexius-
culus; apertura vix obliqua, lunata, intus submargaritacea;
perist. acutum, rectum, marginibus subconvergentibus, dextro
superne prope suturam angulato, antrorsum leviter arcuato,
columellari oblique descendente, expansiusculo. — Diam. maj. 4 4,
min. 41!/5, alt. 7 mill. Apert. 7 mill. lata, 5 alta. (Mus. Benson.)

Helix: convallata Bens. in Ann. and Mag. N. H. 2d. ser. XVIII. p. 250.
