IIELIX §. 33. 34. 181 



467. H. pyramidella Jan. -f 



T. trochiformis , umbilicata, striata, obtuse carinata, alba, 

 maculis corneis, diaphanis picta; apertura lunaris, subdepressa; 

 perist. marginatum. — Alt. '^•'A, lal. 1 '/2 Hn. (J.) 

 Helix pyramidella Jan Mantissa p. 2. 

 Theba pxjramidella Beck ind. p. II. 

 Habilat in ItaUa boreali. 



Obs. An praecedentis forle varielas? 



§. 34. 



468. H. epistylium Miiller. 



T. imperforata, soHda, semigloboso-conoidea, regulariter 

 costulato-striata , sub epidermide fulvescente, decidua alba; spira 

 elevata, obtuse conica; anfr. 8 lente accrescentes, convexiusculi, 

 ultimus dilatatus, basi subplanulatus, substriatus; columella bre- 

 vis, obUqua, basi dilatata; apertura depressa, lunaris, intus la- 

 mella valida, acuta, columellae parallela munita; perist. simplex, 

 acutum, marginibus callo tenui, in aream columellarem dilatato 

 junctis. — Diam. maj. 29, min. 26, alt. 25 mill. (Goll. Nr. 269.) 

 Helix epistylium Miill. verm. II. p. 57. N. 250. 



— — Gmel. p. 3630. N. 55. 



— — (Helicostyla) Fer. pr. 309. Hist. t. 50 A. f. 4. 5. 



— — Phil. Icon. II. 9. p. 6. t. 6. f. 12. 



— — Pfr. in Zeitschr. f. Mal. 1845. p. 82. 



— — Chemn. ed. II. Helix t. 100. l 38 — 40 



— epistilwn Sow. Conch. Man. f. 281. 



— Jayana Adams in Bost. Proc. 1843. p. 17. 

 Artemon epistylium Beck ind. p. 48? 



Habitat in insula Jamaica. 



Obs. In speciminibus junioribus (fornia H. elevatae Say) lamella unica 

 baseos margini parallela exlus conspicua est. 



469. H. epistylioides Ferussac. 



T. imperforata, solida, globoso-conica, oblique costala, sub 

 epidermide corneo-lutescente alba; spira elata, sentiglobosa; anfr. 

 9 convexiusculi , ultimus obsoletc angulatus, reliquis vix latior, 

 basi impressus; columella brevis, perobliqua, basi dilatata; aper- 

 lura valde depressa, oblique lunaris, lamella concentrica, in fundo 

 baseos evanescente munita; perist. simplex, aculum. — iJiam. 

 maj. 24, min. 23, alt. 19 mill. (Coll. Nr. 270.) 



Helix epistylioides (Helicostyla) Fer. \n\ 310. Hisi. t, (10 1.) 5 1 B, 



f. 2. 



— — Pfr. in Zeitschr. L Mal. 18 45. p. 8 2. 



— — Chemn. ed. II. Helix t. 100. f 4 1-43. 



