OMPHALOTROPIS §.1.2. 
309 
Cyclostoma scitulum Petit Journ. Conch. 1850. I. p. 47. 
Omphalotropis? scitula Pfr. in Proc. Zool. Soc. 1851; Consp. N. 456. 
Habitat in insulis Taheiti, Eimeo, Manua. 
§• 2 . 
7. ©• aurantiaca Desliayes. 509 
T. perforata, ovato-conica , solidula, concentrice minutim 
et confertim striata, rubra; spira conica, acuta; anfr. 6 — 7 
vix convexiusculi, ultimus longitudinaliter striatus, medio linea 
elevata subcarinatus , basi juxta perforationem linea altera 
elevata munitus ; apertura obliqua, ovalis, intus concolor ; perist. 
subincrassatum, album, expansiusculum, marginibus disjunctis, 
columellari simplice, superne dilatato. — Operc. normale. — 
Long. 9 V 2 > diam. 5 V 2 mill. Ap. 4 2 / s mill, longa, 3'/ 2 lata. 
(Coll. Nr. 231.) 
Cyclostoma aurantiaca Desk, in Belanger voy. Zool. p. 416. t. 1. f. 16. 17. 
— — Desk, in Lam. hist. YITI. p. 373. N. 43. *) 
Nec Schum. 
— aurantiacum Mull. Synops. p. 38. 
— Belangeri Pfr. in Zeitschr. f. Mai. 1846. p. 82. 
— — Chemn. ed. II. N. 201. p. 181. t. 30. f. 1 — 3. 
Hydrocena? Belangeri Pfr. in Zeitschr. f. Malak. 1847. p. 112. 
Realia Belangeri Gray Catal. Cycloph. p. 63. N. 2. 
Omphalotropis aurantiaca Pfr. in Proc. Z. S. 1851; Consp. N. 457. 
Habitat circa Pondichery. 
8. O. rnliens et Gaimard. 5io 
T. perforata, ovato-conica, tenuiuscula, obsoletissime con- 
centrice striata, opaca, brunneo et albido marmorata; spira 
conica, acuta; anfr. 7 planiusculi, ultimus a medio lineis non- 
nullis elevatis, basi distinctius carinatus; apertura vix obliqua, 
ovalis; perist. simplex, expansiusculum, albidum, marginibus 
conniventibus. . — Operc. normale. — Long. 8, diam. 4'/ 2 
mill. Ap. 4 mill, longa, 2 2 / 3 lata. (Coll. Nr. 232.) 
Cyclostoma rubens Ouoy et Gaim. Yoy. Astrol. II. p. 189. t. 12. 
f. 36—39. **; 
*) T. crocea, elongato-conica, apice acuta, basi perforata, tenue striata; 
anfr. 6 — 7 planiusculis, ultimo ad peripheriam subangulato ; apertura ovato- 
circulan, intus lutea , obliqua; marginibus incrassatis, albidis. — Long. 10 
mill (Desh. 1. c.) 
**) T. turrita, conica, perforata, carinata, apice acuta, oblique striata, 
