287 
medium ornata; spira vie elevata ; anfract. 5 parum convexis, 
sensim accrescentibus, ultimo non descendente, peripheria sub- 
angulato, basi subplanato, nitidiore, radiato-striato ; umbilico 
conico, + diametri subequante ; apertura parum obliqua, lu- 
nato-rotundata, intus albo-callosa: perist. recto, marginibus 
subconvergentibus ; dextro simplice, leviter antrorsum arcuato, 
basali et columellari subincrassatis. 
Diam. maj. 22, min. 194, alt. 9 mill. 
Hab. Isle of Pines, Australian Seas (Macgillivray). 
4. Hexix costunirera, Pfr. H. testa umbilicata, depressa, 
tenui, subconferte arcuato-costata, diaphana, pallide cornea, 
ad suturam castaneo-maculata, ceterum oblique rufo-strigata; 
spira vie elevata ; sutura profunda; anfract. 5 parum conveais, 
sensim accrescentibus, ultimo non descendente, depresso, peri- 
pheria obsolete subangulato, basi planiusculo ; umbilico conico, 
+ diametri subequante ; apertura diagonali, subquadrato-rotun- 
data; perist. stmplice, recto, marginibus subconvergentibus, 
dextro antrorsum arcuato, columellari brevi, subverticali. 
Diam. maj. 63, min. 5, alt. 2 mill. 
Hab. Isle of Pines, Australian Seas (Macgillivray). 
5. Hexix Prnicora, Pfr. 4. testa umbilicata, depressa, tenui, 
confertim arcuato-plicata, haud nitente, corneo-lutea, ad su- 
turam castaneo-maculata, ceterum strigis angulosis picta ; 
spira plana ; anfract. 5 convewis, sensim accrescentibus, ultimo 
non descendente, terete ; umbilico 4 diametri equante, cyathi- 
formi ; apertura parum obliqua, lunari ; perist. simplice, recto, 
marginibus vie convergentibus, deatro arcuatim introrsum dila- 
tato, columellari vix patente. 
Diam. maj. 73, min. 63, alt. 3 mill. 
Hab. Isle of Pines, Australian Seas (Macgillivray). 
6. Hewrx suspruptis, Pfr. H. testa umbilicata, depressa, solt- 
dula, oblique subruditer striata striisque spiralibus confertis, 
sub lente decussata, opaca, albida, fascia lata violaceo-fusca ad 
suturam, nonnullisque obsoletis cincta ; spira depresse conoidea, 
apice obtusula, cornea ; anfract. 5 convewxiusculis, sensim ac- 
crescentibus, ultimo terete, non descendente ; umbilico mediocri, 
fere = diametri equante; apertura parum obliqua, lunato- 
rotundata ; perist. simplice, recto, marginibus convergentibus, 
columellari breviter patente. 
Diam. maj. 173, min. 15, alt. 9 mill. 
Hab. 2 
7. Heurx tara, Pfr. H. testa angustissime sed pervie umbili- 
cata, subturbinata, solidiuscula, striolis irregularibus obliquis 
subgranulata, parum nitente, lutescenti-alabastrina ; spira co- 
noidea, apice acutiuscula; sutura marginata; anfract. 6 vix 
convexiusculis, lente accrescentibus, ultimo non descendente, sub- 
acute ruguloso-carinato, basi inflato ; apertura parum obliqua, 
