H. Ilelicella. Draparnalcll. p. 6. n» 10. 



H.testa orblciiluta subpellucida (ciiuisslme slriata nitida dcprcssa^ spira planulata^ snpra 

 olivacea ; inrra e\ albldo cornea , unibllico niediocri apcrto; pcritrcmatc rotundato-]unato. 

 M. «. 13. b. 5. c. G. d. r,. 



Formam {jullicuni coiiiiiiiiiiicavcriiiil Feriissuc et Michand^ ilallcam Icgit circa Iloniani 

 J, PttifgaHrd, adolcttcciis optiniic spci, coiicbylioloifiu; cullor sedulus. 



H. Helicella, corlicata. p. j. n» 24. 



H.tcsta orbiculafa subill.')|iliaoa dcjircssa ; supra brcvissiinc conica, subtllitcr rug^oso-striata 

 sordidc riircsccnll-oll\acca, iuFra apcrte umbilicala, substrlata nitida, pallide virenlcj pcri- 

 trcmatc rolundalu-lunato. M. a. 17. b. 9. c. 7. d. 6. 

 Hab. Anier. meridioiialis liliis Chilciiscl 



InierU. filicum el semicostulfitam locum melius occuparct. Sculptura peculiari, quasi crispato, 

 striata, pra^scrlini. pciiiilliml aurraclus, et magnlludinc, inter conliDes sat notabilis; unibilicus 

 rationc latitudlnis niullo ang-ustlor, qaam H. semicostulatte. 



H. Helicella, latilabris. p. 7. n" 33. 



H.tcsta deprcssa subdiscoidca subancipiti , late umbiiicata pcllucida alba; spira planulata, 

 suturis canaliculatis; ultlmo anfractu maxlmo; apcrtura subcordata. M. a. 12. b. 4, 

 c. 51. d. 6. 



Hab.. "..... 



SpeclmcD uiilcum, Londlnl emtum , adcst. Forma singularis , forsan propril subg'cnerls. 

 Testa tencra, fcre pclluclda, vltreo-alba, iiitldula, valdc dcprcssa, subanccps. Anrractus 

 quatuor cclcrilcr et rcg'ularltcr evolull, vix convexi, ad suturam coarctati, subcaiiallculati, 

 nilnutisslnic spiralltcr striati, lincls Incrcmcnll ti-ansversls, propc apcrliiram ri'ci|nrutlo- 

 ribus et niido oculo conspiculs. Sub lente sculptura c lincis spirallbus clcvatls, courertis, 

 parallciis , subundulatls, baud cxaclc rcgularlbus, nltldis , Intcrstlllls opacls parnin latlo- 

 ribus rcniolls, liiiic prxscrtlm ad aperliiram slrlis Iiicreincnli rugulosa apjiarct. An- 

 fractus ullliniis maxiiiins, cctcris slmul sunitls paulo lalior, dcprcssus, subanccps, ang^ulo 

 tanieD rotundato, sii|)ra jiaulo angiistior, propc a|icrturain miilto coiivcxlor. Umbllicus 

 latus , s|)iralis, ad apiccm pervius, latcre grosse sulcatus. Apcrtura majuscula, obli- 

 qva, subrotundo - cordata; labro producto, medio obliqve ang^ulato ; peritremate tenni, 

 acutissimo, fere continuo. 



H. Mesomphix, virginalis. p. 7, 0° 1. 



H.testa seinlpcllucida alba ; supra convexiuscula conclnne sulculosa ; Inrra umbllicata laevi; 

 apertura suborbiculari. M. a. lO^. b. 4. c. 4. d. 4. 



Hab ? 



Parva in suo subgfenere. Tcsta firmlor semlpelluclda, subopaca, vix nltidula, alba, supra modlcc 

 convexa, Infra umbilicata. Anrractus 4^, convcxl, sutura slinpllcl siibmargiData distincti, 

 sopra cleg-antcr obllquc sulculosi: siilcls confertisslmls rcmotls, in paglna Infcrlore evani- 

 dls, interstltils convcxiusculls, a;qvallbus, dlstlnctis; ulllmus pracccdentlbus simul sumtis vlx 

 latior, tercs, ntrlnqve aequaliter rotuadatus. Uinbillcus mcdiocrls, spiralls, adaplccm usqvc 

 pervlus. Apcrtura vix mcdlocrls, suborblculata, vel longitudinalltcr subovata,- peritremate 

 tenui acuto disjuncto. Epldermidls vestigla, In specImiDibus a nobls observatls, flavlcanti- 

 virentia. 



