59 HELIX 8. 5. 
44. H. trochiscus Pfr. 
T. imperforata, conica, solidula, laevigata, nitidissima, pellu- 
cida, cornea; spira convexo-conica; sutura submarginata; anfr. 
5! convexiusculi, ultimus rotundatus, non descendens; aper- 
tura subverticalis, lunaris; perist. simplex, rectum, marginibus 
remotis, columellari brevi, substricto, calloso-subincrassato. — 
Diam. maj. 5, min. 4!, alt. 4!/, mill. (Mus. Cuming.) 
Helia irochiscus Pfr. in Proc. Zool Soc. 1861. p. 20; Malak. 
Bl. VII. 1861. p. 231. 
Habitat in insulis Aroo. 
45. H. Phytostylus Benson. 4 
«H. testa imperforata, turbinato-subglobosa, tenui, irregula- 
riter oblique striatula, lineis minutissimis conferüssimis spira- 
libus decussata, albida, opaca, strigis obliquis, angustis, luteo- 
fuscis, translucentibus, politis ornata, periomphalo, peristomate 
aperturaque intus colore eodem tinctis; spira convexa, conoi- 
dea, sutura impressa, apice obtuso; anfractibus 5 convexius- 
culis, ultimo rotundato, subtus convexo, periomphalo anguste 
excavato; apertura obliqua, rotundato-lunari; peristomate tenui, 
acuto; margine columellari bitorto, superne intrante, circulariter 
subexcavato, medio angulato-dentato, aetate calloso, aurantiaco. 
— Diam. maj. 16, min. 14, axis 12 mill.» (B.) 
Helioc Phytostylus Bens. in Ann. and Mag. n. h. (Jun. 1864.) 
3d. ser. XIII. p. 492. 
Habitat ad Colesberg et prope Riversdale Capitis bonae spei. 
46. H. Capsula Benson. 4 
«H. testa imperforata, subconoideo- depressa, tenui, obli- 
que striatula, sub lente minutissime obsolete decussata, trans- 
lucente, polita, viridescenti-cornea; spira convexiuscula, sutura 
impressa, submarginata, apice vix elevato, obtuso; anfractibus 
A, rapide accrescentibus, convexiusculis, ultimo antice majore, 
subtus convexo, medio excavato, peripheria rotundata; aper- 
tura obliqua, orbiculato-lunata, intus margaritacea, peristomate 
acuto; margine columellari arcuato, superne vix incrassato. — 
Diam. maj. 13, min. 10, axis 6 mill.» (B.) 
Helir Capsula Bens. in Ann. and Mag. n. h. (Jun. 1864.) 3d. 
ser. XIII. p. 492. 
Habitat prope «Simon's Bay » Capitis bonae spei. 
* 
41. (58.) fulva Drap. (Coll. Nr. 25.) Hyalina fulva (Conulus) A?. 73. 
— Bielz Faun. Siebenb. p. 43. — H. trochiformis Mont., trochilus 
