74 
LEPTOPOMA §, 3 . 
S- 3. 
21. nentlmtirgiBiatiuii Sow. (Coll. 103.— Gray 
Phan. p. 77. — Ad. Gen. p. 281. — Species cha- 
racteribus quasi intermedia inter genera Leptopoma 
et Cyclophorum.) Mon. p. 110. 
22, flieSieo£«Ie@ Unit. (Coll. 104. — Gray Phan. p. 
78. — Ad. Gen. p. 281. — Leptopoma March 
Yold. p. 42. n. 836. — - Cyclostoma Slain forthi Sow.) - - 1 10. 
23. Ii. Cybeiii Benson, 
Testa anguste umbilicata, tenuis, turbinato-conica, stria- 
tula, lineis elevatis remotis spiralibus cincta , albida, strigis 
castaneis undulatis picta ; spira conica , apice obtusiuscula ; 
sutura impressa ; anfr. 5 convexiusculi , uitimus acute earina- 
tus, basi tumid us ; apertura magna, parum obliqua , subcircu- 
laris, superne leviter angulata ; perist. expanso-reflexum, mar- 
gine columellari sinuato. — Operc. corneum , 8-spiratum. — 
Diam. inaj. 20, min. 16, alt. 13 mill. (Mus. Benson.) 
Leptopoma Cyheus Bens, in Ann. and Mag.‘ 1857. 2d. ser. XIX. 
— — Pfr. Novit. conch. I. n. 239. t. 37. f. 28 — 30. 
Habitat ad Nanclai Indian (W. Theobald). 
Obs. Umbilicus angustus peristomate reflexo fere occultatus. Conf. 
L. Birmnnum Pfr. 
* 
24. ingigiie Sow. (Coll, 104. - Gray Phan. p. 78.— 
Ad. Gen. p. 281.) Mon. p. 111. 
25. Ii.? SeeSiellarnin Pfr. 
1. anguste umbilicata, globoso-conica, tenuiuscula, ra- 
diato-striata, pluricarinata , fuscescenti-albida; spira turbinata, 
acutiuscula; anfr. 5 convexi, rapide accrescentes, uitimus ca- 
rinis 2 - 3 majoribus (maxima peripherica, aliis superis) liris- 
que spiralibus basi confertioribus munitus ; apertura yix obli- 
qua, subcircularis ; perist simplex, breviter expansum, mar- 
ginibus approximate. — Operc.? — Diam. maj. 12, min. 10, 
alt. 10 mill. Ap. d 1 /^ mill, longa, h ] / 2 lata. (Mus. Cuming.) 
Cyclostoma Sechellarum (Leptopoma?) Pfr. in Proc. Zool. Soc. 1854. 
p. 302. 
Habitat in insulis Sechellis. 
26 . L. JacquinotS Pfr. *j* 
T. anguste umbilicata, globoso-conica, tenuis, laevigata, 
