J^94 Zoological Society. 



ftS'js-^ distanter arcuato-costatd et sub lente minutissime spiraliter 

 striatdy fusculd, brunneo-tessellatd ; spird foi'nicatd, superne 

 depressd ; anfractibus 8^ angustis, carinatisy ultimo infra pe- 

 : . nultimum recedente, tertiam pagince infercB penultimi partem 

 liberam relinquente, basi vix convexiusculo, obsolete radiatim 

 costatOy distinctius co7icentrich striato ; umbilico lato, extus 

 lamind horizontali coarctato ; aperturd depressd, securiformiy 

 lamellis 6 intrantibus munitd : 2 in pariete aperturaliy 2 in 

 margine basaliy 1 in supero, 1 dentiformi in columelld; peri- 

 ,^>vv s stomate simplice, recto, acuto, margine basali retrorsum in la- 

 minam, umbilicum coarctantem, continuatd. 

 Diam. 6|, alt. 3-i- mill. ,^ j^^^.a^ 



Hab. in insula Tahiti. . . , ,f 



13. Helix nympha, Pfr. H. testd imperforatd, globoso-de- 

 pressd, tenui, oblique striatuld, nitidd, diaphand, virenti-albidd ; 

 spird brevissimd, apice obtusd ; suturd alho-filosd ; anfractibus 

 4 subplanis, rapide accrescentibus, ultimo subdepresso, basi con- 

 vexo ; columelld intrante, subverticali, compressd, albd; aper- 

 turd obliqud, late lunari ; peristomate simplice, tenui, castaneo- 

 limbato, margine supero recto, basali breviter rejlexo, cum colu- 

 melld angulum obtusumformante. ,^^.^ aujiixM 



biam. maj. 32, min. 26, alt. 18 mill. v . _^^,^^.^_^^, 



Hab. in insulis Philippinis. 



14. Helix tricolor, Pfr. H. testd lenticulari-conoided, tenui, 

 carinatd, undique confertim concentrice striatd, hyalind, su- 

 perne lineis albis et ad suturam fascid albd, castaneo-punctatd 



w ornatd; spird brevi, conoided, apice obtusd; anfractibus A pi a- 

 niusculis, ultimo carind albd, lineis castaneis marginatd et arti- 

 culatd munito, superne et ad carinam subitb deflexo, basi juxta 

 ...,v. columellam subgibbo ; aperturd angustd, perobliqud, subqua- 

 ^%\\\*drangulari ; peristomate simplice, castaneo-limbato, margine 

 \ ,5^ dextro recto, basali breviter refiexo, columellari perdeclivi, in- 

 ,., trorsum dilatato, excavato, saturate castaneo. 

 Diam. maj. 34, min. 29, alt. 17 mill. 

 Hab. St. Christoval, ins. Salomonis. 



wM|:.g Helix RECEDENS, Pfr. H. testd imperforatd, subsemiglo- 

 bosd, solidd, carinatd, supernh confertim costulato-striatd, pal- 

 lide earned; spird fornicatd ; suturd vix impressd ; anfracti- 

 bus 6 planiusculis, lente accrescentibus, ultimo a medio infra 

 penultimum recedente, basi planiusculo, striato; carind rufo- 

 lineatd; aperturd obliqud, angulato-lunari ; peristomate sub- 

 simplice, margine dextro recto, basali subincrassato, columellari 

 brevissime refiexo. 

 Diam. 12, alt. 7 mill. 



\ Locality unknown. 



16. Helix Salleana, Pfr. H. testd imperforatd, conicd, tenui- 

 tisculd, striatuld et impressionibus obsoletis rugosuld, parum 

 nitidd, diaphand, cinereo-lutescente, ad peripheriam fasciis 2 

 fusco-viridibus, punctisque castaneis ornatd ; spird conicd, acu- 



