CYCLOSTOMUS &. 1. 189 
Conspectus specierum. 
A. Carinatae, 
I'd epsessnes s dd. s oem CEPS o8; do NES T8: 
2. turbinato-conicae. 
a. Bryel mulücarmatae 2$ 27... $2. — 9—26. 
b."Üuiearmatae "v. S omis QUITE" S. — 217—398. 
B. Ecarinatae, 
Io depkessae. TOS A MIETEN vou. 4, —29— 30: 
2. globoso-turbinatae. 
a. Peristome reflexo, 
oS P EE ppMudRM UE Fuweang. nuuc apr ot. 
B. aHOMSEO ^ DUMJ eve ce FLUUIUS 6," 98704. 
b. Peristomate recto; ... . .^$. 7. — 55 —59. 
3. Ovato-turritae 
a. Peristomate recto... ... . $ 8. —60—0671. 
b. Peristomate duplice, expanso. 
v. Iaevieside. - . . $ 9. — 668—710. 
B. Longitudinaliter plicatae . . $10.— 71—80 
y. [ideehdieo PD eoBn "MIR $. 11. — 81— 85 
gg. 
1. €. Cuvieriamus Petit. 
T. umbilicata, depressa, lineis confertis longitudinalibus 
distantioribusque spiralibus decussata, cinerascenti-fulva ; spira 
parum elevata; anfr. 5—0, supremi convexi, sequentes depla- 
nat, lamelloso-uniearinati, ultimus superne convexiusculus, 
ad peripheriam carimis 2 remotis lamelliformibus et circa um- 
bilicum latum, perspectivum costis pluribus spiralibus, acute 
elevatis munitus; apertura obliqua, subcircularis, intus fulva; 
perist. album, late expansum, marginibus callo crassiusculo 
junctis, dextro bicanaliculato, ^ columellari superne dilatato, 
decus — Operc. caleareum, anfr. 5, extimis latis. — Diam. 
maj. 62, min. 54, alt. 32 mill. Ap. intus 25 mill. longa, 22 
lata. (Coll. Nr. 141.) 
Cyclostoma Cuvieriana Petit in Revue zool. 1841. Juin p. 184. *) 
-— — Petit in Guérin Mag. 1842. t. 55. 
*) T. lata, orbiculata, subtrochiformi, cinerascente, late umbilicata, 
umbilico spirali, usque ad apicem perspicuo; anfr. 5—6, tenue cancella- 
tis, depresso-planulatis, carinatis; ultimo superne convexiusculo; medio 
bicarinato, carinis late remotis lamellosis; spira exsertiuscula; apertura 
rotundata; margine reflexo , anterius bisuleato. — Lat, 65, long. 43 mill. 
(Petit. 1. e.) 
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