382 
HELIX §. 70. 
grosse unidentata ; perist. reflexum, extrorsum strangulatum et 
versus basin angulosum. — Diam. 18, ait. 9 mill. (G.) 
Helix quadrifasciata Le GxtilL in Revue zool. 1842. p. 141. 
Habitat in insula Ternate. 
994. H. profunda Say. 
T. umbilicata, orbiculato-convexa, tenuis, confertim costulalo- 
striata , sub epidermide lutescente squalide alba unicolor vel fascia 
unica lata rufa supra peripheriam ornata; spira vix elevata; anfr. 
5 convexiusculi , ultimus vix descendens; umbilicus mediocris, 
pervius; apertura lunaris; perist. latum, angulatim expansum, 
margine basali reflexo, subuuidentato. — Diam. maj. 29, min.24, 
ait. 14 mill. (CoU. Nr. 610.) Diam. maj. 33, rain. 27, ali. 18 mill. 
(ex ic. Deless.) 
Helix profunda Say in Philad. journ. II. p. 160. 
— — Say Amer, Conch, t. 37. f. 3. Ed. Chenu t. 13. 
f. 2 L. 2 c. 
— — Binn. in Bost. journ. III. p. 377. t. 15. 
— — Chemn, ed. II. Helix N. 464. t. 77. f. 14 — 16. 
— Richa7'di (Ilelicella) Fdr. pr. 174. Hisl. t. 70. f. 4. 
— — Lam. 25. p. 72. ed. Dh. p. 40. 
— — Deless. recueil t. 26. f. 7. 
/?. Rufo-multilineata. 
Habitat in America boreali: Tennessee, Knoxville (Fer.), Ohio, 
Mississippi et Missouri (Say), Indiana (Beck). 
^^995. H. Sayi Binncy. 
T. umbilicata, orbiculato -depressa, tenuis, luteo-cornca, 
costulato-striata; anfr. 6 convexiusculi, ultimus non descendens'; 
umbilicus mediocris; apertura lunato-subcircularis, dente 1 lingui- 
formi in pariete aperturali coarctata; perist. intus albo-labiatum, 
anguste reflexum, margine basali unidentato, columellari dilatato. 
— Diam. maj. 27, min. 23, ait. 13 mill. (Mus. Cuming.) 
Helix Sayi Binn. in Bost. journ. HI. p. 379. t. 16. 
— diodonta Say Exped. to St. Peter’s river H. 257. t. 1 5. f. 4. 
— ... Fer. hist. t. 69 I. f. 2. 
Habitat in America boreali: Illinois, Maine, Vermont. 
Obs. Differt ab H, profunda praeter deulera parietis aperliiralis anfracti- 
bus angustioribus. 
/ 996. H. tridentina Ferussac. 
T. umbilicata, globoso - depressa , solida, '-oblique striata, 
albida, fulvo-nebulosa, fusco- 3—4 cingulata; anfr. 4y? planulati, 
lente accrescentes, ultimus subangulalus, antice deflexus, basi 
subplanus; apertura subhorizonlalis, lunaris; perist. incrassatum, 
