65 



snbcompresso ; aprrturd perobligud, lunato-ovali ; peristomate hre- 



viter reflexo,fi(sco, marginibus conniventibtis. 

 Diam. 41, alt. 16 mill. 

 Locality unknovvn. 



8. Helix involuta, Pfr. Hel. testd imperforatd, depressd, su- 

 perne convexhisculd, basi planiusculd, medio impressd, tenuissimd, 

 striatuld, nitidissimd, corned, fusco-radiatd ; anfractibus jūane in- 

 volutis, ultimo antice obligue depresso ; apertnrd depressd, lunato- 

 oblongd; peristomate simplice, recto, marginibus utrinque centro 

 testą insertis, dextro antrorsum arcuato-dilatato. 



Diam. 18, alt. 7i mill. 



Found on the mountains of Quendeu in New Granada. 



9. Helix campanula, Pfr. Hel. testd umbilicatd, globosd, solidd. 

 subtiliter et regulariter obligue striatd, castaned ; spird semiglo- 

 bosd, apice obtuso, pallido ; anfractibus 4į convexiusculis, ultimo 

 antecedente vix latiore, antice vix descendente, medio paUide cin- 

 gulato ; aperturd perobligud, lunato-ovali, intus livescente ; peri- 

 stomate fusco, subincrassato, breviter reJlexo, marginibus callo 

 junctis, basali introrsum obsolete albo-unidentato, extrorsum dila- 

 tato, umbilicum angustum, profundum semi-occultante. 



Diam. 27, alt. 21 mill. 

 Locality unknown. 



10. Helix labiata, Pfr. Hel. testd aperte perforatd, depressd, 

 fenui, striatuld, superne lineis concentricis obsolete decussatd, basi 

 Imvigatd, nitidd,fulvd ; spird planiusculd; anfractibus 6 subpla- 

 nulatis, ultimo dilatato, depresso ; aperturd late lunari; peristomate 

 acuto, intus calloso-labiato , margine supero antrorsum rotundato, 

 basali plane arcuato, columellari vix rejlexiusculd. 



Diam. 40, alt. 20 mill. 



Locality unkno\vn. Distinguished from H. citrina, Linn., by the 

 concentrical strise, the nuraber of its whorls, and the callus \vithin 

 the aperture. 



11. Helix Hanleyi, Pfr. Hel. testd imperforatd, depressd, len- 

 ticulari, acute carinatd, tenui, subtilissime decussatd, nitidd, sul- 

 phured, ad suturam et carinam albo-fasciatd ; spira parilm elevatd ; 

 anfractibus 4 subplanulatis, ultimo antice angulatirn deflexo, con- 

 stricto ; aperturd parvuld, horizontali, oblongd ; peristomate sim- 

 plice, undigue expanso et reflexo, marginibus f ere contiguis. 



Diam. 19, alt. 9 mill. 



/5. Testd superne nigricanti-purpured, ad aper turam albo-fasciatd, 

 basi albidd, infra carinam castaneo-fasciatd. 



Found by Mr. Cuming at Sinait, island of Luzon. This fine shell 

 is not unlike some varieties of the Hel. bifasciata, Lea, but constantly 

 to be distinguished from that species by the angular deflection of its 

 lašt whorl and by the shape of its small aperture. 



12. Helix AMCENA, Pfr. Hel. testd imperforatd, globoso-depressd, 

 lineis longitudinalibus et spiralibus sub lente decussatd, albidd. 



