HELIX §. 5. 6. 29 



conniventibus. — Diani. maj. 18, niin. 15, alt. 12 mill. (Goll. 



Nr. 19.) 



Helix tencrrima Adams m Proc. Bost. Soc. 1845. Jan. p. 16. 



— — Pfr. in Zeilschr. f. Mal. 1845. p. 155. 



— — Chemn. ed. II. Helix N. 201. t. 29. f. 5 — 8. 

 Habitat in insula Jamaica. 



31. H. furva Lowe. 



T. imperforala, subglobosa, tcnuis, obsolete rugulosa, lules- 

 cens, fusco-unifasciata, epidermide umbrina indula; anfr. 6 sub- 

 planulati, ultimus subangulatus, basi convexus, antice paulum 

 descendens; sutura distincta; apertura rotundato-lunaris; perist. 

 simplex. acutum, margine columeliari subincrassato. — Diam. 

 maj. 17,'min. 15, alt. 12/2 mill. (Coll. Nr. 20. Spec. Lowean.) 

 Ilelix furva Lowe Mader. p. 40. t. 5. f. 2. 



— — Lam. ed. Dh. 145. p. 96. 



— — Chemn. ed. IL Hehx N. 202. t. 2 9. f. 20 — 22. 

 Habitat in insulae Maderae sylvis rarior. 



32. H. Natalensis Pfr. 



T. imperforata, subglobosa, tenuis, laevigata, subdiaphana, 

 corneo-albida , lineis fuscis irregulariter radiata; spira elevatius- 

 cula, obtusa; anfr. 4 vix convexiusculi , ultimus inflatus; colu- 

 mella subverticalis, filiformis, profunde intrans; apertura lunato- 

 rotundata, intus fulva, nitida; perist. simplex, acutum. — Diam. 

 maj. 12, min. 10, alt. 9 mill. (CoII. Nr. 21.) 

 Ilelix Natalensis Pfr. Symb. III. p. 65. 



— — Cliemn. ed. U. HcHx N. 203. t. 29. f. 30 — 32. 

 Habitat ad Natal Africae meridionalis. 



32% H. irradiata Gould. "f 



T. conico-globosa, tenuis, imperforata, albida, siipra purpiireo 

 radiatim tessellata, lineis incrementi acutis confertim striata, subtus 

 rotundata : spirae anfr. 6 convexi, ultimus subangulatus ; apertura 

 transversa, lunata; labrum acutum, ad columellam incurvatum, 

 vix reflexum. — Lat. ^j, alt. ^b poll. (G. ) 



Helix (Nanina) irradiata Gould 18 46. Exped. shells p. 25. 

 Habitat in Nova HoIIandia. 



Obs. «Forma H. cubensi similis. Colores fere disposili sicut in Bulimo 

 vcxilio. » 



§. 6. 

 33. H. Lindoni Pfr. 



T, imperforata, semiglobosa, tenuis , irregulariter striatula, 

 superne opaca , albida, punctis castaneis conspersa et linea nigri- 



