HELiX §. 44. 211 



Ilelix Rangiana Lam. ed. Dh. 2 I 2. )>. \ 29. 



— — Bossm. Vm. j). .39. f. 537. 



— — Chemn. ed. II. Helix X. 71. t. 13. f. 13—1.5. 



— Rangii Desh. in Enc. meth. II. p. 133. 

 Caracollina Rangiana Beck ind. p. 2H. 

 Carocolla Rangiana ri7/a disp. p. 19. 



llabitat prope Collioure in Pyrenaeis. 



.553. H. afficta Fcrussac. 



T. unibilicata, discoidea, lutescenti-cornea, subpellucida, 

 minutissime striata, nitida; spira plana; anfr. 5/2 plani, acutis- 

 sime albo-carinati, ultimus subtus medio convexiusculus, circa 

 umbilicum mediocrem, pervium obtuse angulatus; apertura per- 

 obliqua, securiformis; perist. superne simplex, acutum, basi 

 arcuatum, reflexum. — Diam. maj. l4'/i, min. 13^3, alt. 5 miil. 

 (CoII. Nr. 320.) 



Helix afficta (Helicigona) Fer. pr. 1.51. Hist. t. 66. f. 5. 



— — C/imn. ed. II. Helix N. 613. t. 95. f. 8 — 10. 



— lens Webb et Berth. syn. Orb. canar. p. 66. t. 2. f. 7 — 9. 

 CarocoUa planaria Lam. 14. p. 99. ed. Dh. p. 148. 



— — Deless. reciieil t. 2 6. f. 12. 



Caracollina afficta Beck ind. p. 28. 

 Habitat in insula TenerifTa. 



554. H. planissima Pfr. 



T. umbilicata , depressissima , lenticularis, tenuis, utrinque 

 oblique rugoso-costata , albida, subtus interdum corneo-fasciata; 

 anfr. 5/2 convexiusculi , acute carinati (carina compressa, promi- 

 nente, serrata), ultimus antice vix descendens , basi convexior, 

 circa umbilicum mediocrem, spiralem subangulatus ; apertura 

 depressa, angulato-lunaris; perist. simplex, margine basali plane 

 arcuato, reflexo. — Diam. maj. 11 '/2, min. 10^2, alt. i'/^ mifl. 

 (Cofl. Walton.) 



Helix planissima Pfr. in Proc. Zool. Soc. 1845. p. 72. 



Habitat . . . ? 



555. H. lenticula Ferussac. 



T. umbiflcata, lenticularis, carinata, subtiflssime costulato- 

 striata, fusco-cornea, opaca; anfr. 5 convexiusculi, ultimus antice 

 vix descendens; apertura lunaris; perist. flexuosum, superne sim- 

 plex, rectum, marginibus callo tenui junctis, columellari reflexius- 

 culo, subtiliter limbato. — Diam. maj. 8^2, min. TVs, alt. 3 mfll. 

 (Goll. Nr. 321.) 



Helix lenticula (Helicigona) Fer. pr. 154. Hist. t. 66. f. 1. 



— — Mich. compl. p. 43. t. 15. f. 15 — 17. 



14* 



