HELICINA $. 5. 249 
41. rotelloidea Mighels. (Coll; 23.) Ia Sas TE: (0189... TITT../2901 1 — 
Helicina Bronniana. Phil. — Ins. Sandwich. 
49. H. Moussoniana Pfr. 
T. depressa, sublenticularis, solidula, striatula et liris 
spiralibus confertis, subtus subtilioribus sculpta, alabastrina; 
spira convexa, vertice minuto, prominulo; sutura vix impressa; 
anfr. fere 5 planiuscub, ultimus peripheria subcarinatus, subtus 
convexior, medio callo parvulo circumsceripto munitus; colu- 
mella brevissima, denticulo antrorsum desinens; apertura obh- 
qua, subtriangulari-semiovalis; perist. simplex, rectum, acu- 
tum. — Operc.? — Diam. maj. 5!/, min. D, alt. 3 mill. 
(Coll. Nr. 24.) 
Helicina Moussoniana Pfr. in Malak. Bl. XIII. 1866. p. 89. 
Habitat Turk's Island, Inagua. Bahamensium. 
* 
43. pictella Pfr. II. 189. III. 220. Ins. Norfolk. 
44. exigua Pfr. I. 353. II. 189. III. 220. — Honduras. 
45. humilis Hombr. & Jacq. T II. 189. III. 220. — Ins. Hogoleu 
Carolinarum, 
46. H. mediana Gassies. 1 
.Lesta conica, obtuse carinata, transversim striatula, lon- 
gitudinaliter costulata, colore varians, lutea, fulva, alba, viri- 
dans, brunnea, irregulariter ad suturam fasciata, fasciis trigonis 
albidis; sutura linearis; apice nitido; anfractus D planati, ulti- 
mus magis valide; apertura ovato-trigona; peristoma acutum; 
columella abbreviata, callo umbiliceali corneo, parum crasso; 
intus albo-roseo-fulva, nitida. — Operculum corneum, tenue, 
fuscum. — Diam. maj. 5, min. 4, alt. 9 mill.* (G.) 
Helicina mediana Gass. in Journ. Conch. XVIII. 1870. p. 145. 
Habitat in insula Art Novae Caledoniae (Montrouzier) et 
in insula Lifu (Déplanches, Lambert). 
47. H. parvula Pease. 1 
»T. tenuiscula, orbicularis, oblique tenuistriata; spira 
elevata; sutura bene mpressa; anfr. 4, convexis, ultimo supra 
plano-depresso et angulato; callus basalis elevatus, tenuissime 
granulosus; labro tenui, ad angulum vix emarginato; aper- 
tura late lunaris; rufescens aut flavescens, — Diam. 3, alt. 
1!/, mill.* (P.) 
& 
