148 Zoological Society, 



.^3,6. AcHATiNA viOLACEA, Pfr. A. testd ohlongo-conicd, solidd, 



r.^y,^, striata, parum nitente,violaced ; spird elongato-conicd, sursum ru- 



^^^^^^.helld, apice obtusd; suturd Icevi, marginatd; anfractibus 7, con- 



vexiusculis, ultimo f longitudinis suhcequante, infra medium angu- 



lato ; columelld suharcuatd, tenuiter callosd, supra basin aperturce 



obliqued, angulato-ovalis breviter truncatd; peristomate simplice, 



recto. ., ^),- i 



Long. 38, diam. 18 mill. .v;q- ^{)^j^[ 



Hab. in Africa occidentali. v 



37. AcHATiNA (Glandina) ATTENUATA, Pfr. A . testd oblongo- 

 .~sY\\fusiformi, gracili, tenui, lavigatd, nitidissimd, fulvd, strigis 

 ^'ns^'^arcuatis satwatioribus pictd ; spird elongato-conicd ; apice obtu- 

 ,i\(y.xsiusculd } suturd Icevi, subsimplice ; anfractibus 7, planiusculis, 



-ultimo f longitudinis subaequante, basi attenuate ; columelld sub - 

 callosd, leviter arcuatd, subtortd, basi oblique truncatd ; aperturd 

 angustissimd, oblongd, superne acutd, prope basin sinistrorsum 

 dilatatd; peristomate simplice, margine dextro repando*\f.,mB\Q. 

 Long. 31, diam. 11 mill. oi ,^$)V1 



Hah. in America centrali. ..,«t * r ^ 



38. Helix subrugata, Pfr. H. testd subperforatd, depresso- 

 turbinatd, distanter subrugatd, pellucidd, pallide corned; spird 

 breviter conoided, acutiusculd ; anfractibus 5 1-6, planiusculis, 

 ultimo carinato, basi convexiusculo, lavigato ; aperturd diagonali, 

 subangulato-lunari ; peristomate recto, acuto, margine columellari 

 superne vix rejlexiusculo. 



Diam. maj. 13, min. \\\, alt. 6|^ mill. j- >J 



Hab. ad Clarence River, New South Wales. * 



35. Helix otostoma, Pfr. H. testd anguste umbilicatd, sublen- 



tiformi, solidd, acute carinatd, striatd et subtiliter granulatd, 



I olivaceo-nigricante vel castaned; spird subconoideo-convexd, ob- 



• tusd; anfractibus 5, planiusculis, ultimo utiinque convexo, antice 

 subito deflexo, supra et infra carinam ascendentem profunde scro- 

 biculato ; aperturd perobliqud, subrhombeo-ensiformi, ringente ; 

 peristomate continuo, ad anfr actum penultimum sinuoso, medio 

 laminam longe intrantem emittente, margine supero dente conico 

 obtusulo munito, basali medio subangulatim descendente, parte 

 sinistrd dentem validum, compressum, parte dextrd dentern, leviter 

 et irregulariter bifurcatum gerente. , h^ 



Diam. maj. 31, min. 26, alt. 13 mill. 



Hab. in Andibus Novae Granadse. 



40. Helix annulifera, Pfr. H. testd umbilicatd, depressd, len- 

 tiformi, carinatd, solidd, striatd et minute granulatd, saturate cas- 

 taned, ad carinam acutam late albo-fasciatd ; spird breviter co- 

 noided, obtusd; anfractibus 5, planiusculis, ultimo antice breviter 

 deflexo, basi convexo, antice strangulate et scrobiculato ; umbilico 

 ''"■ mediocri ; aperturd subhorizontali, irregulari, ringente; peristo- 

 }: mate subincrassato, albo, continuo, margine parietali perarcuato, ^ 

 laminam elongatam intrantem emittente, in umbilicum descendente 

 et cum basali parallelo juncto ; margine basali usque ad medium 



