492 Zoological Society, 



culariy soliduld, supernh confertAm costulatd, lineis impressis 

 spiralibus suh regular iter granulatd^ opacd, lutescenti-fuscd ; 

 spird conoided, vertice eleimto, ohtusiusculo ; anfractihus 6 con- 

 vexiuscuHs, lente accrescentibus, ultimo nan descendente, com- 

 presse carinato, basi convexo, radiatim striatulo, nitidido ; 

 aperturd obliqud, angulato-lunari ; peristomate simplice, rectOy 

 tnargine columellari ad perforationem rejlexiusculo. 



Diam. maj. 16, min. 15, alt. 8 mill. 



Hab. in insula Ceylon. 



3. Helix Redfieldi, Pfr. H. testd umbilicatdy conoideo-glo- 

 bosd, tenui, irregulariter striatd et obsoletissime decussatdy 

 diaphand, nitidd, fulvo-corned ; spird conoided, obtusuld ; an- 

 fractibus 5y convexis, regulariter accrescentibus, ultimo in- 

 flat o, non descendente ; aperturd parum obliqud, lunato-rotun- 

 datdy altiore quam latd, intus margaritaced ; peristomate sim- 

 plicCy recto, acuto, marginibiis remotis, columellari subverticaliy 

 sursum dilatato, umbilicimi angustum semitegente. 



Diam. maj. 17, min. 15, alt. 14 mill. 

 Hab, Shang Hai, Chinse {Mr, Fortune), 



4. Helix NUDA, Pfr. H. testd vix perforatd, conoideo-depressd, 

 tenui, radiatim striatuld, pellucidd, pallide fulvo-corned ; spird 

 conoided, acutiusculd ; suturd impressd, albo-submarginatd ; an- 



fractibus 6 convexiusculis, ultimo majore, inflato, non descen- 

 dente ; aperturd fere diagonali, rotundato lunari, latiore quam 

 altd ; peristomate simplice, recto, marginibus subconniventibus, 

 dextro arcuatim antrorsum dilatato, columellari subrecedente, 

 arcuato, superne dilatato, rejlexo. 



Diam. maj. 11, min. 9f, alt. 7 mill. 



Hab. in Himalayah {Mr. Fortune). 



5. Helix Minerva, Pfr. H. testd umbilicatd, sublenticulari, 

 solidd, subtiliter et confertim striatd, carinatd, 7iitiduld, luted, 

 fasciis 2 nigro-castaneis supra et infra carinam ornatd ; spird 



brevi, convexd, obtusd ; suturd lineari ; anfractibus 4 sensim 

 accrescentibus, vix convexiusculis, ultimo non descendente, basi, 

 prcEsertim antice, convexo, circa umbilicum angustum, conicum, 

 subcompresso ; aperturd diagonali, rotund ato-lunari, intus sub- 

 margaritaced ; peristomate simplice, recto, marginibus remotis, 

 supero antrorsum subarcuato, columellari subverticali, sursum 

 dilatato, patente. 



Diam. maj. 25, min. 22|^, alt. 12 mill. 



Hab. in insula Celebes? 



6. Helix Rehbeini, Pfr. H. testd imperforatd, globosd, solidd, 

 minutissime striatuld, sub epidermide non nitente, virenti-luted 

 albd, plerumque fasciis saturate castaneis pluribus latis cinctd; 

 spird conoideo-semiglobosd, obtusuld; anfractibus A\ modice 

 convexis, rapide crescentibus, ultimo rotundato, antice breviter 

 descendente, circa columeUam vix declivem, latam, albam, sub- 

 excavatam nigricante ; aperturd diagonali, lunato-rotundatd. 



