from the Colony of the Cape of Good Hope. 493 
lunata, intus margaritacea, peristomate acuto ; margine columellari 
arcuato, superne vix incrassato. 
Diam. major 13, minor 10, axis 6 mill. 
‘Habitat prope Simon’s Bay. 
Occurs in a ravine behind the Admiralty House, Simonstown. 
Mr. Layard reports the animal to be beautifully marked with 
black, white, and grey in spots and bands. 
4, Helix Hudsonie, B., u. sp. 
H. testa minutissime obtecte perforata, globoso-depressa, tenuissima, 
leevigata, striatula, lineis minutissimis confertissimis spiralibus 
superne decussata, prope umbilicum polita, cornea, translucente, 
prope suturam linea angusta rufescente ornata; spira depresso- 
conoidea, sutura submarginata, apice obtuso; anfractibus 33, 
rapide accrescentibus, convexiusculis, ultimo lato, ad peripheriam 
rotundato, subtus convexo; apertura obliqua, globoso-lunata, 
marginibus subconniventibus ; peristomate tenui, acuto; margine 
columellari superne breviter reflexo, perforationem obtegente. 
Diam. major 123, minor 103, axis 7 mill. 
Habitat ad Riversdale. 
A single full-grown specimen, with the young, was received 
from Mrs. J. F. Hudson, with H. Phytostylus. The shell has a 
Vitrinoid appearance ; but the sculpture, perforation, and suture, 
as well as the character of a portion of the animal remaining in 
the shell, prove it to be a Heliz. 
5. Helix Prionacis, B., un. sp. 
H. testa umbilicata, conoideo-depressa, superne et infra fortiter 
oblique plicata, plicis remotioribus, albidis, albido-cornea, superne 
hic illic maculis fuscis ornata; spira conoidea, sutura impressa, 
apice obtusiusculo ; anfractibus 5, convexiusculis, angustis, ultimo 
compresse carinato, subtus convexo ; apertura late lunulata, securi- 
formi; peristomate tenui, acuto; margine columellari expanso, 
superne dilatato. 
Diam. major 6, minor 5, axis 3 mill. 
Habitat prope Bredasdorp. 
A single specimen was sent by Mr. E. Layard for examination. 
It has some relation to the following species, H. Browningit. 
6. Helix Browningii, B., n. sp. 
H, testa anguste umbilicata, conoideo-depressa, tenul, superne et 
subtus prope carinam solum plicis albidis confertim oblique pli- 
cata, versus umbilicum levigata, albido-cornea, strigis obliquis 
rufis superne subtusque oblique ornata; spira conoidea, sutura 
impressa, apice obtusiusculo; anfractibus 5, convexiusculis, supe- 
rioribus convexis, ultimo angulato, subcarinato, subtus subcon- 
