Zoological Society. 337 
tice deflexo, constricto; aperturd perobliqud, lunato-rotundatd ; 
peristomate carneo, simplice, expanso, reflexiusculo, marginibus 
callo tenui junctis, basali obsoletissimé unidentato, columellari 
brevi, dilatato, adpresso. 
Diam. 34, alt. 15 mill. 
Found in the mountain Quendeu at New Granada. 
4, Hevrx crnerascens, Pfr. Hel. testd imperforatd, globoso-tur- 
binatd, tenuiusculd, stramined, fasciis 2 latis et ared basali nigri- 
cantibus ornatd, epidermide tenui, hydrophand, cinered, obducta ; 
spird breviter turbinatd, apice obtusa ; anfractibus 54 convexius- 
culis, ultimo basi inflato; columelld subarcuatd, carneo-fuscd ; 
aperturd rotundato-lunari, intus alba; peristomate breviter ex- 
panso, subincrassato, castaneo-limbato. 
Diam. 41, alt. 37 mill. 
Found by H. Cuming, Esq. at the island of Masbate. 
5. Hexrx Turso, Pfr. Hel. testa imperforatd, turbinatd, solidius- 
cula, distincte striata, sub epidermide tenuissimd, decidud, flaves- 
cente albd, medio rufo-fasciatd ; spird brevi, conoided, obtusa ; 
anfractibus 5 conveais, ultimo obsolet? angulato, basi vir convexo ; 
columella strictd, dilatatd, albidd ; aperturd irregulariter lunari ; 
peristomate expanso, margine columellari dilatato, reflexo, rimam 
Sormante, cum basali angulatim juncto. 
Diam. 43, alt. 35 mill. 
Hab. Isle of Mindoro. 
6. Hexix unicotor, Pfr. Hel. testd umbilicatd, depressd, acute cari- 
natd, tenui, fuscd, superne subtiliter striata, subtis lineis nonnullis 
spiralibus elevatis munitd ; spird depresso-conoided ; anfractibus 5 
planiusculis, sensim accrescentibus, ullimo antice non descendente, 
basi convexo, ad umbilicum angustum abrupte angulato ; aperturd 
rhomboided ; peristomate saturate fusco, marginibus callo tenuis- 
simo junctis, supero dilatato, expunso, basali ascendente, stricto, 
columellari brevi, dilatato, umbilicum semi-occultante, cum basali 
angulatim juncto. 
Diam. 32, alt. 16 mill. 
Locality unknown. Constantly distinguished from H. Xystera, 
Valenc., by its narrow umbilicus, elevated spire, and the number of 
its whorls, 
7. Hexix ompnatopes, Pfr. Hel. testd late umbilicatd, depressd, 
solidd, leviter striatuld, sub epidermide flavescente, decidud albd, 
ad peripheriam et suturam rufo-cingulatd ; spird vie convexd ; an- 
Fractibus 5 planiusculis, ultimo antic vix descendente, basi pauld 
convexiore, circa umbilicum magnum, spiralem, intus castaneum 
subcompresso ; aperturd perobliqud, lunato-ovali ; peristomate bre- 
viter reflexo, fusco, marginibus conniventibus. 
Diam. 41, alt. 16 mill. 
Locality unknown. 
8. Hexix invoxnura, Pfr. Hel. testd imperforatd, depressd, su- 
perne convexiusculd, basi planiusculd, medio impressd, tenuissimd, 
Ann. & Mag. N. Hist. Vol. xvi. 2B 
