129 



sissimd, pallide oUvaceo-corneu, niiidd, striatuld, lineis concen- 

 tricis, magis minusve distinctis obsoleie reticulatd ; spira pland; 

 suturd profundd ; anfractibus 3į suhplanulatis , celeriter crescen- 

 tihus, ultimo lato ; umbilico lato, perspėctivo ; aperturd obliqud, 

 lunato-ovali ; peristomate simplice, acuto, niarginibus conniventi- 

 bus, dextro obliquc descendente, antrorsum subarcuato. 



Diam. 8|, alt, 3^- mill. 



Hab. East Australia, near Torres Strait (Lieut. Ince, R. N.). 



17. Helix papillata, Pfr. Hel. tcstd umbilicatd, depressd, sub- 

 discoided, soUdiusculd, irregulariter striatd, opacd, albidd, spadiceo 

 nebulosd, saturatiusque strigatd et maculatd; spira pland, apice 

 papillatim prominente ; anfractibus 5 planiusculis, idtitno descen- 

 dente, depresso-rotimdato ; umbilico angusto, pervio ; aperturd 

 obliųud, lunato-orbiculari ; peristomate simplice, acuto, margine 

 columellari vix dilatato. 



Diam. 23, alt. 11 mill. 

 Locality unkno\Tn. 



18. Helix spirulata, Pfr. Hel. tcstd imperforatd, depressd, len- 

 ticulari, subtilissime striatd, lineis elevatis concentricis utrinque 

 notatd, tenui,fulvd, carinatd; carind compressd, subexsertd ; spird 

 jmrhtn elevatd; anfractibus 5 lente crescentibus, supra carinam 

 convexiusculis, ultimo basi vix convexo, medio impresso ; aperturd 

 depressd, subrhomboided ; peristomate simplice, acuto. 



Diam. 9, alt. 4 mill. 



Hab. Real Liejos, Central America ; found on trunks of trees 

 (Cuming). 



19. Helix insculfta, Pfr. Hel. testu imperforatd, depressd, 

 utrinque convexiusculd, acute carinatd, soliduld, castaned, superne 

 coslulis confertis et lined spirali, carince paralleld, insculptd ; an- 

 fractibus 5 planulatis, ultimo basi Icevigato, juxta carinam lined 

 impressd notato ; columelld dente unico brevi, acuto, albo viunitd ; 

 aperturd depressd, securiformi ; peristmhate simplice. 



Diam. 8, alt. 4 mill. 

 Locality unknovvn. 



20. Helix Sinaitensis, Pfr. Hel. testd umbilicatd, orbiculato- 

 convexu, temti, confertim striatd, corned ; spird convexd, obiitsd ; 

 anfractibus 7 angustis, vix convexiusculis , carind flifortni cinctis, 

 ultimo basi convexiore ; umbilico lato, perspėctivo ; aperturd rotun- 

 dato-lunari ; peristomate simplice, margine supero brevi, recto, 

 basali valde arcuato, breviter reflexo. 



Diam. 10, alt. 4 mill. 



From Sinait, proviiice of North Ilocos, isle of Luzon (Cuming). 



21. Helix andicola, Pfr. Hel. testd umbilicatd, depressd, tenui, 

 undique granulatd, opacd, corneo- albidd, fasciis j}luribus rufs in- 

 terruptis, denticulatis vcl maculoso-tessellatis tceniatd, intersiitiis 

 rufo-įJammulatis ; spird pland ; anfractibus 4 convexis, ultimo di- 

 latato, rotundato ; aperturd rotundato-lunari ; peristomate tenui. 



