258 
HELICINA §. 9. 
94. H. Mariei Crosse, f 
„T. depresso-conoidea, tenuiuscula, nitidula, sublaevigata 
(sub lente vix striatula), pellucida, pallide viridulo-fuscescens, 
zona alba, castaneo eleganter articulata, ad suturam cingulata; 
spira brevissime conica, apice obtusulo; sutura subimpressa; 
anfr. 4, subplanati, primi 2 unicolores, zona suturali carentes, 
ultimus carinatus, ad peripheriam altera zona, alba, castaneo 
plus minusve articulata cinctus, basi convexiusculus; apertura 
diagonalis, subtriangulari-semiovalis, intus albida; peristoma 
simplex, albidum, margine columellari brevi, callum circum- 
scriptum, viridulo-fuscescentem emittente, et cum basali angu- 
lum formante, externo subincrassato , versus medium leviter 
angulato. — Operculum tenue, livide viridulo-fuscescens. — 
Diam. maj. 6, min. 5, alt. 3 mill. 44 (Cr.) 
Helicina Mariei Crosse in Journ. Conch. XVIII. 1870. p. 244. 418. 
t. 13. f. 9. 
Habitat in Nova Caledonia (E. Marie). 
95. H. rugulosa Pease, f 
„T. tenuiscula, depressa, orbicularis, oblique for titer et 
rude striata; spira vix elevata; sutura bene impressa; anfr. 3 1 / 2 , 
convexis, ultimo rotundato-angulato ad peripheriam; basi pla- 
niuscula; callo basali tenui, depresso; labro vix incrassato; 
omnino flavescens aut rufescens. — Diam. 3^2, alt. 2 mill. 44 (P.) 
Helicina rugulosa Harper Pease in Amer. journ. conch. IV. 1868. p. 157. 
t. 12. f. 11. 
Habitat in insula Tahaa Polynesiae. 
96 H. Gassiesiana Crosse, f 
„T. subdepresso-conoidea, crassiuscula, parum nitens, sub- 
opaca (sub lente vix malleata, transversim et inconspicue ra- 
resulcata), sordide alba, unicolor; spira sat breviter conica, 
apice obtusulo; sutura leviter impressa; anfr. 4 1 / 2 , subplanati, 
ultimus ad peripheriam obtuse carinatus, basi convexiusculus; 
apertura diagonalis, subtriangulari-semiovalis, intus lactea; 
peristoma simplex, lacteum, margine columellari sat brevi, 
callum circumscriptum lacteum emittente, et cum margine 
basali angulum formante, externo incrassato, versus medium 
dilatato. — Operc. albidum, zona lata castaneo -fulva termi- 
natum. — Diam. maj. 4 1 / 2 , min. 3^2, alt. 2% mill. Apert, 
vix 2 mill, longa, P/ 2 lata. 44 (C.) 
