129 



lamellis 6 intrantibvs rnnnitd : 2 in pariete aperturali, 2 In 

 margine hasali, 1 in snpero, 1 dentiformi in coliunelld ; peri- 

 stomate simplice, recto, acnto, margine basali retrorsum in la- 

 minam, nmbilicum coarctantem, continuatd. 



Diam. 6^, alt. 3^ mill. 



Hah. in insula Tahiti. 



13. Helix nymph a, Pfr. H. testd imperforatd, globoso-de- 

 pressd, temii, oblique striatuld, nitidd, diaphund, virenti-albidd ; 

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

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

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

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

 limbato, margine snpero recto, basali breviter rcjlexo, cum colu- 

 melld anguhim obtusum formante. 



Diam. maj. 32, min. 26, alt. 18 mill. 

 Hab. in insulis Philippinis. 



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

 carinatd, undique confertim concentrice striatd, hyalind, su- 

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

 ornatd; spird brevi, conoided, apice obtusd; anfractibus A pla- 

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

 culatd munito, superne et ad carinam subitu defexo, basi juxta 

 columellam subgibbo ; aperturd angustd, perobliqud, subqua- 

 drangulari ; peristomate simplice, castaneo-limbato, margine 

 dextro recto, basali breviter reflexo, columellari perdeclivi, in- 

 trorsum dilatato, excavato, saturate castaneo. 



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

 Hab. St. Christoval, ins. Salomonis. 



15. Helix recedens, Pfr. H. testd imperforatd, subsemiglo- 

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

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

 bus 6 planiusculis, lentb accrescentibus, ultimo a medio infra 

 penultimum recedente, basi planiusculo, striato ; carind rvfo- 

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

 simplice, margine dextro recto, basali subincrassato, columellari 

 brevissime reflexo, 



Diam. 12, alt. 7 mill. 

 Locality miknown. 



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

 usculd, striatuld et impressionibus obsoletis rugosuld, parum 

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

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



tiusculd; anfractibus 5 convexiusculis, ultimo lineis concentricis 

 impressis notato, subangulato, basi parum convexo ; aperturd 

 parum obliqud, lunari-ovali, intus nitidd, concolore, fasciis nigri- 

 cantibus ; peristomate tenui, rectangidc expanso et reflexiusculo, 

 albo, margine columellari superne dilatato, calloso. 

 No. CXCVIII. — Proceedings of the Zoological Society. 



