HELIX §. 32. 33. 139 



726. terrestris Chemn. (Goll. 361. — Chemn. ed. 



nov. I. p. 175. — Crenea Alb. p. 78. — H. ele- 



gans Drap. tabl. p. 70. N. 3.) Mon. I. p. 179. 



727. Numidica Moq.-Tand. [Chemn. ed. II. Helix 



N. 712. t. 1 19. f. 3. 4.) - - - 444. 



728. trochoides Poir. (Coll. 362. >— Chemn. ed. nov. 



I. p. 171. — Crenea Alb. p. 78. — H. conica 



Chenu t. 6. f. 6. 8.) - - - 180. 



729. pyramidella Jan. •[• - - - 181. 



§. 33. 



730. epistylium Mull. (Coll. 363. — Desh. in F6r. 



hist. I. p. 326. N. 286. — Sagda Alb. p. 90.) . 181. 



731. epistylioides Fer. (Coll. 364. — Desh. I. c. p. 



323. N. 385. — Sagda Alb. p. 90.) _ - - i81. 



732. Cookiana Gmel. (CoII. 365. — Desh. 1. c. p. 



326. N. 387. — Chenu t. 6. f. 3. — Sagda Alb. 



p. 90.) - -- 182. 



733. H. alligans Adams. 4* 



T. imperforata, globoso-conoidea, sub epidermide luteo- 

 fusca alba, striis incrementi regularibus, in spira rudissimis, 

 in anfr.-ultimo subtilibus sculpta; apex perobtusus; spira valde 

 elevata, superne convexa, deorsum fere rectilinearis; anfr. 8 

 angusti, convexiusculi, ultimus subtus vix convexus, regione 

 umbilicali planulata; apertura obliqua, latiuscula, lunaris, la- 

 mella basali valde prominente, acuta, valida, profunda munita; 

 labrum tenue, acutum; columella modice dilatata, rotundata. 

 — Div. anfr. superiorum 140°; div. media 95°; alt. 1,05, lat. 

 max. 1,25, min. 1,17". (Ad.) 



Helix alligans Adams Gontrib. to Conchol. N. 7. p. 105. 

 Habitat in insula Jamaica. 



734. H. Foremaniana Adams. 



T. imperforata, ovoidea, solida, superne oblique striata, 

 pallide corneo-lutescens; spira convexo-conica, acutiuscula; 

 sutura impressa, marginata; anfr. 8 convexiusculi, lente ac- 

 crescentes, ultimus non descendens, peripheria obsoletissime 

 angulatus, basi subtilius striatus, globosus, medio profunde 

 impressus; apertura fere verticalis, oblique lunaris, intus la- 

 meila valida subspirali, pluries interrupta munita; perist. sim- 

 plex, acutum, margine columellari substricto, declivi, calloso- 

 incrassato. — Diam. maj. 22, min. 20, alt. 18 mill. (CoII. Nr. 366.) 

 Helix Foremaniana Adams Contrib. to Gonchol. N. 5. p. 80*)? 

 Habitat in insula Jamaica. 



•) Shell ovoid, with a scarcely perceptible obtuse angle on the pe- 

 riphery: while, wilh a very pale horn-colored epidermis: with fine ir- 



