IIELIX §. 44. 
211 
Helix Rangiana Lam. ed. Dh. t\%. p. f 29. 
— — Rossm. VIU. p. 39. f. 537. 
— — Chemn, ed. If. HelL\ N. t 1 3. f. 13—15. 
— Rcmgii Desh, in Enc. m^th. II. p. 133. 
Caracollina Rangiana Beck ind. p. 28. 
Carocolla Rangiana Villa disp. p. 1 9. 
Habitat prope CoIIioure in Pyrenaeis. 
553. H. afficta Fcrussac. 
T. umbilicata, discoidea, lutescenti - cornea , subpellucida, 
minutissime striata, nitida; spira plana; anfr. 5 '/a plani, acutis- 
sime albo-carinali, ultimus subtus medio convexiusculus, circa 
umbilicum mediocrem, pervium obtuse angulatus; apertura per- 
obliqua, securiformis; perist. superne simplex, acutum, basi 
arcuatum, reflexum. — Diam. maj. 14'/», min. 13/», ait. 5 mill. 
(ColL Nr. 320.) 
Helix afficta (Ilelicigona) Fer. pr. 151. Hist. t. 66. f. 5. 
— — Chemn, ed. II. Helix N. 613. t. 95. f. 8 — 10. 
— len$ Webb et BerOu syn. 0?*6. canar, p. 66. t. 2. f. 7 — 9. 
Carocolla planaria Lam. 14. p. 99. ed. Dh. p. 148. 
— — Deless. recueil t. 26. f. 12. 
Caracollina afficta Beck ind. p. 28. 
Habitat in insula Teneriffa. 
554. H. planissima Pfr. 
T. umbilicata, depressissima, lenticularis, tenuis, ulrinquc 
oblique rugoso-c-ostata , albida, subtus interdum corneo -fasciata; 
anfr. 5/2 convexiusculi , acute carinati (carina compressa, promi- 
nente, serrata), ultimus antice \dx descendens , basi convexior, 
circa umbilicum mediocrem, spiralem subangulatus; apertura 
depressa, angulato-Iunaris; perist. simplex, margine basali plane 
arcuato, reflexo. — Diam, maj, 11 / 2 , min. 10%, ait. 4/2 mill. 
(Goll. Walton.) 
Helix planissima Pfr. in Proc. Zool. Soc. 1 845. p. 72. 
Habitat . . . ? 
555. H, lenticula Ferussac. 
T. umbilicata, lenticularis, carinata, subtilissime costulalo- 
striata, fusco-cornca , 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. 7/», ait. 3 mill. 
(Coli. Nr. 321.) 
Helix lenticula (Ilelicigona) F^. pr. 154. Hist. t. 66. f. 1. 
— — Mich. compL p. 43. t. 15. f. 15 — 17. 
