34 HELIX §. 7. 



aculum, margine coluniellari reflexiusculo. — Diani. maj. 9, min. 7, 

 alt. 5 mill. (CoH. Nr. 29.) 



flelix fusca Mont. test. bnt. p. 424. t. 13. f. 1. 



— — Wood index t. 34. f. 132. 



_ _ Qray Maniial p. 1 47. t. 4. f. 36. 



— — Tho7npson cat. of land- and freshwater-shells of Irel. 



1840. p. 10. 



— — />/■/-. Symb. II. p. 28. 



— — Chemn. ed. II. Helix N. 204. t. 29. f. 17 — 1 0. 



— siibnifescens Miller in Ann. of Phil. XIX. p. 379. 



— Zenobia corrugata Gray in Med. Repos. 1821. p. 239. 

 Petasia edentvla Bech ind. p. 2 1 ? 



Habitat in Britannia (Devonshire : Mont.) et Hibernia (Thomps. ). 



46. H. stylodon Pfr. 



T. imperforata, depressiuscula , solidula, luteo-cornea, sub- 

 tiliter striata, interdum decussata; spira vix elevata; anfr. 6 pla- 

 niusculi, ultimus obtuse angulatus; apertura lunaris; columella 

 dente obliquo, valido, albo, instructa ; perist. simplex. — Diam. 

 maj. 21, min. 20, alt. 15 mill. (Coll. Nr. 30.) 

 Helix stylodon Pfr. Symb. II. p. 40. 



— — Chemn. ed. II. Helix N. 221. t. 28. f. 18, 19. 



— monodonta Grat. Act. Bord. XI. p. 399. t. 1 . f. 1 1 ?*) Nec Lea. 

 Habitat in insula Maurilii. 



47. H. Powlsiana Pfr. 



'■' ■ ' '^ (' i''" 



T. imperforata, depressa, superne convexiiiscula , basi pla- 

 niuscula, medio impressa, tenuissima, striatula, nitidissima, cornea, 

 fusco-i"adiata ; anfractus plane involuti , ultiraus antice oblique 

 depressus; apertura depressa, lunato-oblonga; perist. simplex, 

 rectum, marginibus utrinque centro testae insertis, dexlro anlror- 

 sum arcuato-dilatato. — Diam. maj. 18, min. 15, alt. 7 '/2 mill. 

 (Mus. Cuming.) 



Helix Powisiana Pfr. mss. 

 — involuta Pfr. in Proc. Zool. Soc. 1845. p. 65. Nec Thomae. 



Habitat in montibus Quendeu Novae Granadae. 



Obs. Num forsan alii generi adscribenda ? An Helicoplianla? 



*) T. conoidea, sublus convexa , imperforata, coriiea, mullispira, subpellu- 

 cida, subtiliter oblique slriala; anfr. 6 — 7, majore unifascialo; aiierlura semi- 

 lunari, labro aculo, margine coiumoHari albo-unidenlato. — Ait. 6 , diam. 18 

 mill. (Gral. 1. c.) 



