80 
LEPTOPOMA §. 2. 
470. 
471. 
472. 
473 . 
Leptopoma Michaui Crosse ^ Fisch. in Journ. Conch. XL (1863.) 
p. 367. t. 14. f. 7. 
Habitat in insula Poulo-Condor Cochinchinae. 
§. 2 . 
17. li. nigricans Pfr. 
T* anguste umbilicata, globoso-conica, solidula, conferte 
striata, sericina, fusco-nigrescens ; spira conica, acutiuscula^ 
anfr. 6 I /2 convexi , superiores obsoletissime spiraliter striati, 
ultimus infra medium subcarinatus , subtus planior; apertura 
obliqua, subangulato-rotundata; perist. album, duplex: internum 
vix porrectum, externum late patens, concentrice striatum, ad 
anfr. contiguum subinterruptum. — Diam. maj. 18, min. 15, 
alt. 15 mill. Ap. 8 Y 2 i^iH* longa. (Mus. Cuming.) 
Lcptopoma nigricans Pfr. in Proc. Zool. Soc. 1861. p. 388. t. 37. f. 10. 
— — Reeve Conch, ic. t. 7. sp. 41. 
Habitat Menada oceani indici. 
* 
f'T' 
18. immaculatum Chemn. (Coll. 143. — L. laeve < 
Reeve t. 3, f. 17. — Ins. Philippin.) . . . Pneum. II. p. 72. 
19. li* eincteliiim Pfr. 
T, anguste umbilicata, globoso-conica, tenuiuscula, spira- 
liter confertissime striata et liris 6 filiformibus, quarum infima 
peripherica, acutiuscula, cincta, albida, castaneo plurifasciata, 
vel fulvida, maculis obliquis fulvis minute variegata; spira 
turbinata, acuta; sutura albida, subcrenata; anfr. 5 convexi, 
ultimus inflatus, subtus obsoletissime liratus; apertura obliqua, 
fere circularis ; perist. simplex, album, sublate patens, margini- 
bus callo tenuissimo junctis, sinistro angusto. — Diam. maj. 
15 — 16, min. 13, alt. 12 mill. Ap. 8 mill. alta. (Mus. Cuming.) 
Leptopoma cinctellum Pfr. in Proc. Zool. Soc. 1861. p. 388. t. 37. f. 11. 
— — Reeve Conch, ic. t, 4. sp. 23. 
Habitat in insula Ternate. 
20. Ei. Hlathiidae DoBirn. 
T. perforata, globoso-conica, tenuiuscula, spiraliter con- 
fertissime striata, parum nitens, pallide corneo-cerea, intus 
