HELIX §. 33. 34. 
ISl 
467. H. pyramidella Jan. -f- 
* T. trochiforinis , umbilicata , striata, obtuse carinata, alba, 
maculis corneis, diaphanis picta; apertura lunaris, subdepressa; 
perist. marginatum. — Alt. 2 V 3 , lat. 1 '/2 lin. (J.) 
Helix pyramidella Jan 3Iantissa p. 2. 
Theha pyramidella Beck imi. p. 1 1 . 
Habitat in Italia boreali. 
Obs. An praecedcnlis forte varietas? 
T. imper ata, solida, semigloboso- conoidea, regulariter 
coslulato-striata , sub epidermide fulvescente, decidua alba; spira 
elevata, obluse conica; anfr. 8 lente accrescentes, convexiusculi, 
ultimus dilatatus, basi sub])Ianulatus, substriatus; columella bre- 
vis, obliqua, basi dilatata; apertura depressa, lunaris, intus la- 
mella valida, acula, columellae parallela munita; perist. simplex, 
acutum, marginibus callo tenui, in aream columellarem dilatato 
junctis. — Diam. rnaj. 29, min. 26, ait. 25 mill. (Coli. Nr. 269.) 
Helix epistylium Muli verm. II. p. 37. N. 230. 
— — Gmel. p. 3630. N. 35. 
— — (Helicostyla) Fei\ pr. 309. Hist. t. 30 A. f. 4. 5. 
— — Phil. Icon. U. 9. p. 6. l. 6. f. 12. 
— — Pf}\ in Zeitschr. f. Mal. 1843. p. 82. 
— — Chemn. ed. II. Helix t. 100. f. 38 — 40. 
— cpistilum Sow. Conch. Man. f. 281. 
— Jayana Adarns in Bost. Proc. 18 45. p. 17. 
Artemon epistylium Beck ind. p. 48? ^ 
Habitat in insula Jamaica. 
Obs. In speciminibus junioribus (forma II. elevatae Say) lamella unica, 
baseos margini parallela extus conspicua est. 
T. imperforata, solida, globoso-conica, oblitjue costata, sub 
epidermide corneo-Iutescente alba; spira elata, scmiglobosa; anfr. 
9 convexiusculi, ultimus obsolete angulatus, reliquis vix latior, 
basi impressus; columella brevis, peroblitpia, basi dilatata; aper- 
tura valde depressa, oblique lunaris, lamella concentrica, iii fundo 
baseos evanescente munita; perist. simplex, acutum. — Diam, 
maj. 24, min. 23, ait. 19 mill. (Coli. Nr. 270.]^ 
Helix epistylioidcs (Helicostyla) Fdr. pr. 310. Ilisl. t. ( lOI.) 31 B. 
f. 2. 
— — Pfr. in Zeitschr. f. Mal. 1 843. p. 82. 
— — Chemn. ed. II. Helix t. 100. f. 41 — 43. 
§. 34. 
468. H. epistylium Mulier. 
469. H. cpistylioides Fcrussac. 
