292 
HELIX §. 55. 56. 
Ilelix plicaria (Helicogena) Fer. pr. 74. Hlst. t. 42. f. 4. 
— — Chemn. ed. II. Ilelix N. 426. t. 71. f. 13. 14. 
— plicatula Lam. 81. p. 87. ed. Dh. p. 65. 
— — Blainv, Malae, p. 460. t. 39. f. 1. 
— plicata Blainv. Hici. sc. nat. XX. p. 425. 
— orbiculata Wood suppi, t. 7. f. 2. 
— planorhula Gray. (lesle Villa cat.) 
Otala pUcatulu Beck iud. p. 36. 
llemicycla plicana Swains. Malae, p. 331. 
Habitat in insula TenerifTa (Lam.), Portorico, St. Thomas (Fer), 
Obs. Huic sectioni ndnumerandae forent nonnullae varietates Hei. deser- 
torum Forsk. (Conf. Nr. 898.) — Gonf. praeterea H. hians Nr. 10 15. 
§• 
762. H. lampas Mulier. 
T. imperforata, sublenticularis, tenuiuscula, fulva, subtiliter 
striata, cicatricosa, acute carinata; spira parum elevata ; anfr. 5 
planiusculi, ultimus antice breviter deflexus, basi convexior, lineis 
elevatis obsolete cinctus; apertura transversa, subtriangularis, 
intus nitide livida vel lutescens; perist. simplex, vix incrassatum, 
aurantium, margine dextro expanso, basali reflexo, appresso, 
columellari dilatato. — Diam. maj..74, min. 64, ait. 29 mill. (Mus. 
Cuming. et Gruner.) 
llelkc lampas Mtill. verm. II. p. 1 2. N. 2 1 1 . 
— — (Ilelicigona) Fer. pr. 138. Hist. t. 60. f. 2. 
— — Lam. cd. Db. 208. p. 127. 
— — Chemyi. cd. II. Ilelix N. 33. t. 2. f. 1 . 2. 
— Carocolla Chem7i. XI. p. 267. t. 208. L 2044. 45. 
— carina Wood suppi, t. 7. f. 57. 
Carocolla magna Schimach. p. 1 92. 
— Ia7npas Gray in Ann. of Phll. Nov ser. IX. p. 412. 
— — Mke syn. ed. 2. p. 24. 
Discodoyna gigas Swains. Malae, p. 329. 
Knorr IV. t. 5. f. 2. 3? 
Habitat in insula Ilaiti? (Beck.) 
Obs. Conf. H. pyrostoma FiSr. (Nr. 769.) 
^ 763. H. Spenglcriana Pfr- 
T. imperforata, depressa, solida., striata, nitida, pallide 
castanea; spira parum elevata, obtusa; anfr.syz, supremi plani, 
minutissime granulati, 2 ultimi convexi, ultimus medio obtuse 
carinatus, basi convexiusculus; apertura perobliqua, lunaris, in- 
tus fuscuia; perist. late expansum, breviter reflexum, marginibus 
callo nitido junctis, basali sinuoso, reflexo, subappresso, colu- 
