Zoological Society. 147 
3. Hexix suprusca, Pfr. (Vitrina subfusca, Beck MSS.) Hel. 
testd subperforatd, depressd, tenui, subtiliter striatuld, pellucidd, 
corneo-fuscd ; spird vix elevatad; suturd levi, submarginatd ; an- 
Sractibus 44 vix conveviusculis, celeriter accrescentibus, ultimo 
peripherid rotundato, antice non descendente ; aperturd subobliqud, 
late lunari; peristomate simplice, tenui, recto, marginibus conni- 
ventibus, dextro subsinuato, columellari subverticali, superné viz 
reflexiusculo. 
Diam. 113, altit. 62 mill. 
From Sorsogon, isle of Luzon; collected by Mr. Cuming. 
4, Hexix vareasrana, Pfr. Hel. testd subobtecte perforatd, conico- 
globosd, costulatd, opacd, cretaced, fasciis nonnullis obsoletis gri- 
seis notatd ; spird conicd, obtusd ; anfractibus 53 convexis, ultimo 
inflato, antice descendente ; aperturd lunato-rotundatd ; peristomate 
simplice, margine supero et dextro rectis, basali breviter, columel- 
lari latissimé reflexo, subverticali, perforationem fere tegente. 
Diam. 13, altit. 84 mill. 
From the island of Porto Sancto; collected by Count Vargas. 
5. Hewrx catcarea, Pfr. Hel. testa perforatd, depresso-globosd, 
striatuld, lineis impressis obsoleté reticulatd, opacd, calcared ; 
spird breviter conoided, acutiusculd ; anfractibus 5 convexiusculis, 
ultimo peripherid subcarinato, antice vix descendente ; aperturd 
subverticali, laté lunari ; peristomate simplice, margine supero le- 
viter arcuato, basali breviter, columellari paulo latius reflexo, declivi. 
Diam. 15, altit. 10 mill. 
From Porto Sancto ; collected by Count Vargas. 
6. Heuix casta, Pfr. Hel. testd imperforatd, depressd, utrinque 
subequaliter converd, carinatd, striatuld, nitidd, sub epidermide 
decidua pallide lutescente alba ; suturd lineari, cretaced ; anfrac- 
tibus 4 subplanis, ultimo juxta suturam et infra carinam obsolete 
angulato ; columella brevi, declivi, excavatd, basi subtortd ; aper-. 
turd subtrapezid ; peristomate expanso, albo, margine basali leviter 
arcuato, cum columella angulum formante. 
Diam. 47, altit. 23 mill. 
Locality unknown. 
7. Hewix anomata, Pfr. Hei. testa umbilicatd, depressd, carinatd, 
solidd, utrinque convexiusculd, granulatd, violaceo-fuscd ; anfrac- 
tibus 5 convexiusculis, ultimo undique soluto, antice subito descen- 
dente, basi constricto, profunde 4-scrobiculato ; umbilico cylindrico, 
aperto; aperturd horizontali, transverse pyriformi ; peristomate 
crasso, continuo, hepatico, undique late expanso, margine basali 
profundeé quadridentato. 
Diam. 24, altit. 11 mill. 
From Jamaica. Nearly allied to H. sinuata, but differing in the 
umbilicus and the form of the mouth. Nevertheless it may possibly 
be a monstrous variety of that shell. 
8. Buxrmus imperator, Pfr. Bul. testd imperforatd, ovato-conicd, 
solidd, striatuld, strigis nigris, fulvis et albidis alternantibus, 
10* 
