co va cs 
34Y. Helix Taranaki Gray New Zeal. t. 1. f. 6. Y. — 
T. umbilicata, depressa, solidiuseula, pallide cornea, nitidula, 
superne confertim costulato -striata, basi laevior; spira parum 
elevata; anfr. 5 convexiusculi, ultimus latior, antice vix des- 
cendens; umbilicus mediocris, pervius; apertura iransverse lu- 
nalo-ovalis; perist. lenue, expausum, inlus nitide album, mar- 
gine basali strictiusculo, reflexo, columellari dilatato, patente. 
Diam. 17, alt. 8 mill. — Nova Seeland. 
348. Helix discordialis Fér. p. 13. t. 74. f. 1. — 
T. umbilicata, depresso- globosa, tenuis, diaphana, fulvescens, 
nitida, tenuissime el regulariter granoso-punclata; spira plana; 
anfr. 5 vix convexiusculi, ullimus ventrosus; umbilicus mediocris, 
pervius; aperlura magna, lunato-rotundata;  perist. albidum, 
late expansum, marginibus conniventibus, columellari dilatato, 
patente, arcuatim. descendente. 
Diam. 20!/,, alt. 12 mill. (Spec. max. Cuming.) — Ins. 
Mindanao. 
349. Helix Lamarei Menke. — T. rimato- perforata, 
superne depressa, subtus inflata, tenuis, minutssime granulata, 
albida, epidermide tenui, corneo-virente indula; spira planius- 
cula; anfr. 4, ultimus acute carinatus, supra carinam, antice 
evanescentem canaliculatus, subtus valde inflatus, basi compressus ; 
umbilicus anfractum  penultimum modo monstrans:; apertura obli- 
qua, suborbieularis; perist. simplex, superne late expansum, 
subreflexum , basi breviter reflexum, marginibus approximatis, 
callo junctis. 
Diam. 34, alt. 16 mill. — Madagascar. (Lamare - Piquot.) 
350. Helix fulgurata Sow. Malac. and Conch. mag. I. 
p. 4*. — T. umbilicata, depressa, acute carinala, lineis confer- 
tis longitudinalibus et transversis regulariter decussala, nitida, 
albida, lineis rufis elegantissime fulgurataz; spira subplanata ; 
anfr. 4 planuli, ultimus subtus fascia unica rufa ornatus, basi 
infatus, circa umbilieum anguste infundibuliformem angulatus ; 
apertura subtriangularis, intus nitida, livida; perist. castaneum, 
marginibus callo castaneo introrsum diffuso junctis, supcro sub- 
expanso, basali reflexo, cum columellari brevi, obliquo angulum 
obtusum formante. 
Diam. 37, alt. 14'/, mill. (Spec. unicum Mus. Britt.). — 
Patria ? 
351. Helix lancula Fér. pr. 157. Hist. t. 65. f. 4— 6. 
— T. umbilicata, orbicularis, depressa, oblique striata, lineis 
confertissimis concentricis sub lente decussata, nitide olivaceo- 
