LEPTOPOMA §.3.4. 
11.3 
Cyclostoma cilifcrum Mouss. Jav. Moll. p. 56. t. 7. f. 3. 
Leptopoma cilifcrum Pfr. Consp. N. 162. 
Habitat in insula Java. 
Obs. „Peraffine C. ciliato Sow.“ 
§• 4. 
18. L. undatum Metcalfe. 195 
T. angustissime perforata, globoso-conica, tenuis, concen- 
trice subtilissime striata, diaphana, albida, strigis undatis fus- 
culis irregulariter picta ; spira elevato-conica, acutiuscula ; anfr. 
5 V 2 vix convexiusculi , ultimus magnus , infra medium acute 
carinatus, utrinque convexus; apertura diagonalis, ovali-rotun- 
data; perist. tenue, marginibus disjunctis, dextro late angu- 
latim expanso, columellari breviter reflexo. — Operc. ? — 
Diam. maj. 15, min. 11 1 / 2 , alt. 12 mill. (Mus. Metcalf.) 
Cyclosloma undatum Mete , in Proc. Zool. Soc. 1851. 
Leptopoma undatum Pfr. Consp. N. 163. 
Habitat in insula Borneo. 
19. Ii. fibula Sowerby 196 
T. perforata, troebiformis , tenuis, striatula, oblique mal- 
leata, alba unicolor vel strigis fulminantibus corneis ornata; 
spira conica, acuta ; anfr. 5 — 6 planiusculi, lineis elevatis inae- 
qualibus cincti, ultimus convexiusculus , basi distinctius cari- 
natus; umbilicus angustus, semiobtectus ; apertura ampla, per- 
obliqua, truncato-ovalis ; perist. undique expansum, marginibus 
distantibus, callo tenui junctis, dextro strictiusculo, basalilevi- 
ter arcuato, columellari subverticali, dilatato-reflexo. — Operc. 
normale. — Diam. maj. 19, min. 15, alt. 16 mill. Ap. intus 
10 mill, longa, 8 lata. (Coll, Nr. 74.) 
Cyclostoma fibula Sow. in Proc. Zool. Soc. 1843. p. 62. *) 
— — Sow. Thes. N. 126. p. 135. t. 30. f. 240—242. 
*) T. suborbiculari , conica , cinerascenti-fusca vel albida, nonnunquam 
fnsco angulatim strigata; spira acuminatiuscula ; anfr. 5—6 laevibus , lineis 
spiralibus nonnullis elevatiusculis, ultima magna, antice obtuse carinata, ante 
peripheriam subplanulata ; apertura subobliqua, rotundato-subquadrata ; peri- 
tremate reflexo , supra ultimum anfractum late interrupto , latere umbilicali 
rotundato, revoluto ; umbilico parvo, angusto ; operculo tenui, corneo, anfr. 
6 — 7. (Sow. 1. c.) 
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