HELICINA $.3.4 351 
uscula; perist. incrassatum ; columella basi callosa, aurantiaca. 
(Sow.) — Dimens.? 
Helicina lenticularis Som. in Catal. Tank, App. p. VIII. n. 1024. *) 
Habitat in insulis Maris Pacifici. 
$. 4. 
26. ER. cingulata Pfr. 589 
T. conoideo-globosa, solidiuscula, subconfertim spirahter 
striata, opaca, carneo-albida, luteo-bicingulata; spira lutea, 
convexo-conoidea, apice acutiuscula; anfr. 5'/, convexiusculi, 
ultimus rotundatus; columella brevis, vertücalis, basi subden- 
tata, callum emittens tenuem, subcircumscriptum ; apertura vix 
obliqua, semiovalis; perist. simplex, rectum, margine basali 
leviter arcuato, cum columella angulum formante. — Operc.? 
— Diam. maj. 7'/4, min. 6?/4, alt. 5 mill. (Mus. Cuming.) 
Helicina cingulata Pfr. in Proc. Zool. Soc. 9 Mart. 1852. 
Habitat in insula Haiti (Sallé). 
27. ME. ecostata Gray. 590 
T. conica, sohdula, spiraliter. costato-striata, albida vel 
lutea; spira conica, acuminata; anfr. 6 vix convexiusculi, 
ultimus spira brevior, antice non descendens, basi subplanatus ; 
apertura obliqua, integra, ovali-subtriangularis, intus lutea; 
columella brevis, recedens, retrorsum in callum basalem tenuem, 
nitidum dilatata; perist. simplex, rectum. — Operc. immersum, 
tenue, lutescenti- corneum. — Diam. maj. 6, min. 5'A, alt. 
5'/, mill. (Coll. Nr. 33.) 
Helicina costata Gray in Zool. Journ. L p. 67. t. 6. f. 6. **) 
— —. "Desh.in.Lam. hist. VIIE p. 161. N. 11. 
— —  iSem.. Thes; N99. na19- t. 717 £090. T1). 
— —. JC hemn: ed. HN 90:9. 99.1.4. 131—899. t. 8. f. 20. 
Habitat in insula Jamaica. 
*) TThis little shell in general form approaches very near to ZA. viri- 
dis Gray. (Sow. l. c.) 
**) TT. depresso-ovata, lutea, spiraliter striato-costata, spira conica, sub- 
tus subconvexa; perist. inerassato, subreflexo, luteo, labiis subincrassatis, — 
Axis 3/,,, diam. */, poll (Gray l. c.) 
*"*) T. minuta, 4. virgineae simili, sed costis paucis; columella an- 
gustiori; labio externo vix expanso. (Sow. l. c.) 
