CYCLOSTOMUS §. 2. 
199 
Cycloslomus carinatus Pfr. Consp. N. 288. 
Habitat . . .? 
O b s. Figura supera Listen t. 28 ad praeeedentem potius referenda 
videtur. 
15. C. unicolor Pfr. 328 
T. umbilicata, globoso - conica , solida, longitudinaliter 
striatula , spiraliter confertim sulcata , opaca , albida ; spira 
conica, apice fulva, obtusiuscula ; anfr. 5 convexiusculi , ulti- 
mus superne et medio acute carinatus : carina tertia, validis- 
sima circa umbilicum angustum, infundibuliformem, intus pro- 
funde spiraliter sulcatum; apertura parum obliqua, angulato- 
circularis; perist. simplex, marginibus callo lunatim exciso 
junctis, dextro expansiusculo, sinistro medio angulatim incras- 
sato. — Operc.? — Diam. maj. 28, min. 22, alt. 20 mill. 
Ap. 12 V 2 mill, longa, 12 lata. (Mus. Cuming.) 
Cyclostoma unicolor Pfr. in Proc. Zool. Soc. 1851. Jul. 
— — Chemn. ed. II. N. 289. t. 39. f. 5. 6. 
Cyclostomus unicolor Pfr. Consp. N. 289. p. 62. 
ft T. minore, fulvido-straminea, longitudinaliter confertim striata; diam. maj. 
20, min. 17, alt. 16 mill. (Mus Cuming.) 
Cyclostoma unicolor var. Chemn. 1. c. t. 39. f. 7. 
Habitat . . .? 
16. CJ. deliciosus Ferw§sac. 329 
T. umbilicata , globoso - turbinata , tenuiuscula , striata, 
medio carinis 3 acutis, pluribusque minoribus munita, cinna- 
momea; spira turbinata, apice acutiuscula; anfr. 5'/. 2 angulato- 
convexi , ultimus superne convexiusculus , lineis nonnullis ele- 
vatis sculptus, basi convexior, circa umbilicum mediocrem, 
infundibuliformem sub confertim spiraliter liratus ; apertura 
obliqua, ovalis; perist. simplex, marginibus approximatis, callo 
tenui junctis, dextro expanso, columellari reflexo. — Operc.? — 
Diam. maj. 23, min. 18, alt. 17 mill. (Mus. Cuming.) 
Cyclosloma deliciosurn Feruss. Mus. 
— — Sow. Thes. Suppl. N. 186. p. 162 *. t. 31 B. 
f. 314. 31&. *) 
T. subgloboso- conica, aurantiaco - castanea, albo-Iineata; spira sub- 
acuminata, apice obtusiusculo ; anfr. 4% rotundatis , posticis unicarinatis, 
ultimo bi- vel tricarinato, carinis albis ; sutura siibinconspicua , albicante; 
apertura fere circulari, superne subcanalifera, peritremate tenuiusculo, reflexo, 
