Mr. R. I. Pocock on Ebalia nux. 
469 
V. cornea (Pfr.). Natal. 
F 'pellicula (Fdr.). Cape District. 
F Huttonice (Bens.) [Helix Huttonice], Port Elizabeth. 
a. rufojilosa . Port Elizabeth. 
/3. meridionalis . Port Elizabeth. 
7 . aloicola . Port Elizabeth. 
F. Planti (Pfr.). Natal. 
Helix [Pella) Grawfordi , sp. nov. 
H. testa anguste umbilicata, globoso-depressa, hyalina, supra nitente, 
subtus olivaceo-sericea, utrinque omnino lsevi ; spira vix elata, 
apiceobtuso ; anfractibus quinque, convexiusculis ; apertura lunari, 
labro simplici, acuto, margine columellari suberecto, supra late 
reflexo, laminam triangularem (sicut in H. bisculpta ) formante. 
Long. 11, lat. 16 mill. 
Hal . Port Elizabeth. 
A very distinct large smooth-whorled snail, not easily to 
be compared with any other Cape species. We have great 
pleasure in uniting with this the name of its discoverer, J. 
Crawford, Esq., to whose indefatigable researches we are 
indebted for the whole of the material in this paper. 
Helix ( Trochonanina ) pretoriensis , sp. nov. 
if.testa imperforata, conico-trochiformi, olivaceo-fusca ; spira elevata, 
conica, obtusa ; anfractibus sex, transversim tenuiliratis, convexi- 
usculis, ultimo carinato : apertura quadraugulari, labro simplici, 
margine columellari subreflexo. 
Long. 3, lat. 2*75 mill. 
Hal. Pretoria, Transvaal. 
Entirely unlike any South- African species with which we are 
acquainted. A very interesting though minute trochiform 
species. 
LVI. — On Ebalia nux, Miln e- Edwards : a Reply to the 
Rev . Canon Norman . By R. I. Pocock. 
In the reply with which Canon Norman has favoured me in the 
October number of this Magazine sundry charges are brought 
for-ward of a nature more or less detrimental to my character, 
and consequently demanding a rejoinder on my part. 
