292 Zoological Society. 



stricto, dente 1 transverse elongate instructo, columellari hre- 

 vissimo, ad per/orationem nan perviam suhreflexo. 



Diam. maj. 6f, min. 5^, alt. 4 mill. 



Locality unknown. 



3. Helix Monssoni, Pfr. H. testa perforata, turbinatd, tenui, 

 levi, carinatu, striis incrementi et lineis confertissimis bnpres- 

 sis, oblique antrorsum descendentibus subtilissime decussatd, 

 diaphanu, albidd, rubro-unicingulatd ; spird conoided, apice 

 obtusiuscidd ; siiturd submarginatd ; anfractibus 6 subplanu- 

 latis, ultimo magno, infra cingulum carinato {carind antice ob- 

 soletd), bast convexiusculo ; aperturd obliqud, subangidato-lu- 

 nari ; peristomate simplice, recto, margine columellari supra 

 perforationem breviter reflexo. 



Diam. maj. 38, min. 33, alt. 23 mill. 



Locality unknown. 



■4. Helix albicans, Pfr. H. testa perforatd, depressd, stria- 

 tuld, sublcBvigatd, nitidd, hyalino-albidu ; spird vix elevatd ; 

 suturd impressd, marginatd ; anfractibus 5 planiuscidis, tenth 

 accrescentibus, ultimo non descendente, subrotundato, circa per- 

 forationem impresso ; aperturd verticali, late lunar i ; peristo- 

 mate simplice, acuto, margine columellari brevissime rejlexo. 



Diam. maj. 8, min. 7, alt. 4 mill. 



Hab. in insula Jamaica. 



.5. Helix phlogophora, Pfr. H. testd subperforatd, depres- 

 suld, tenuissimd, striatuld, pellucidd, nitidd, fulvo-luted, Jiam- 

 mulis angulatis et serrulatis i-ufs confertis pictd ; spird parum 

 elevatd, apice subpapillatd ; anfractibus d\ convexis, rapidc 

 accrescentibus, ultimo depresso, basi planiusculo ; aperturd per- 

 obliqud, rotundato-lunari ; peristomate simplice, recto, margine 

 columellari suhreflexo. 



Diam. maj. 6i, min. 5^, alt. 3 mill. 



Locality unknown. 



G, Helix sericatula, Pfr. H. testd perforatd, depressd, dis- 

 coided, subtiliter et confertim costulatd, striatd, subsericd, gri- 

 seo-corned, lineis brmineis irregularibus radiatd ; sjnrd pland ; 

 anfractibus 4\ vix convexiuscidis, idtimo subrotundato, juxta 

 perforationem subimpresso ; aperturd subverticali, late lunari; 

 peristomate simplice, recto, obtusiusculo, margine basali declivi, 

 supernh reflexo, perforationem fere occultante. 



Diam. maj. A\, min. 4, alt. 2^ mill. 



Hab. ad Port Jackson (Mr. Strange). 



7. Helix nobilis, Pfr. //. testd anguste umbilicatd, subturbi- 

 nato-depressd, solidd, striatd, lineis impressis concentricis et 

 obliquis subtiliter decussatd, fulvd ; spird pai'um elevatd, sub- 

 turbinatd ; anfractibus 6 parum convexis, ultimo medio circulo 

 elevato, obtuso cincto, infra eum fascid saturate castaned, deor- 

 sum ditutd, ornafo, circa umtjilicum pallido ; aperturd ampld, 

 parum obliqud, late lunari, intus margaritaced ; peristomate 



