132 



reflexo, marginibus vix conniventihus, laminas elevatas, in ventre 

 anfractus penuliimi angulatim junctas emittentibus , dextro lamind 

 siibperpendiculari dilatatd, basali dentibus 2 acutis munito. 



Diam. 13, alt. 1\ mill. 



From Mexico (Hinds), and Texas (So'vverby). 



32. Helix Hindsi, Pfr. Hel. testdumbilicatd, depressd, subtiliter 

 striatd, corneo-lutescente, diaphand, nitidd; spird parum elevatd; 

 anfractibus 5 planiuscuUs, ultimo basi convexiore, antice superiie 

 dcflexo, subtiis conslricto ; umbilico angusto, pervio ; aperturd 

 perobUqud, lunari, ringente ; peristomate brevitcr reflexo, margi- 

 nibus conniventibus, callo triangulari, denti/ormi, bicrure junctis, 

 deitro lamelld subverticali, basali dentibus 2 acutis munito. 



Diam. 8, alt. 4^ mill. 



From Mexico (Hinds), and Texas (Sowerby). 



33. Hehx Hedenborgi, Pfr. Hel. testd subperforatd, depressis- 

 simd, subdiscoided , amt e carinatd, tenuiusculd, confertim rugoso- 

 striatd, superne albido et fusco-variegatd, basi subunicolore fusces- 

 cente ; spird vix elevatd; anfractibus 5į j)la7iis, non exsertis, ul- 

 timo basi vix ventrosiore, antice non descendente ; aperturd depressd, 

 angulato-lunari ; peristomate tenui, marginibus subparallelis, su- 

 pero recto, basali breviter reflexo, columellari vix dilatato, reflexo, 

 adpresso. 



Diam. 18, alt. 6 mill. 



On cliffs at the river Baher ei Kilio, at the Road of Mare Aurel, 

 Egypt (Dr. Hedenborg). 



34. Helix platyodon, Pfr. Hel. tesld imperforatd, dcpresso- 

 turbinata, minutissime granulato-striatd, albd, fasciis fuscis, albo- 

 guttatis ornatd ; spird elevatd, obtusiusculd ; anfractibus 6 vix 

 convexiusculis, ultimo basi subplanulato, antice deflexo ; aperturd 

 perobliqud, lunato-ovali, intus albd ; peristomate late expanso, rc- 

 fiexo, marginibus callo albo junctis, columellari perdilatato, ad- 

 presso, dente lato compresso munito. 



Diam. 30, alt. 19 mill. 

 Locality unknown. 



35. Helix retusa, Pfr. Hel. testd imperforatd , subglobosd, apice 

 retuso, tenui, leevignto, basi concentrice striolatu, castaneofulvd, 

 albo late strigatd et flammulatd, epidermide hydrophand, albidd, 

 decidud partini indutd, sursum pallescente , castaneo-fasciatd; spira 

 brevi ; anfractibus 4 convexiusculis, ultimo subangulato, vix de- 

 scendente; columelld intrante,albd, superne dentato-dilatatd ; aper- 

 turd rotundato-lunari, intus margaritaced ; peristomate lati ex- 

 panso. 



Diam. 28, alt. 20 mill. 



From the island of Samar; found on leaves of trees (H. Cuming). 



36. Helix pratensis, Pfr. Hel. testd umbilicatd, orbiculato-con- 

 vexd, rugtdoso- striatd, albidd, f asciis 2 castaneis cinctd vel sub- 

 unicolore; spird suhelevatd; anfractibus 6 convexiusculis, ultimo 



