256 
HELICINA §. 9. 
88: H. Tahitensis Pease. + 
„T. globoso-conoidea, crassa, tenuissime radiatim striata, 
omnino straminea aut albida, inter dum rufescens, jnxta suturam 
straminea, apice semper straminea; spira conoidea, convexa, 
obtusa; anfr. 5, convexiusculi, ultimus ad peripheriam rotun- 
datus vel indistincte angulatus; callus basalis nitidus, albidus, 
circumscriptus ; apertura fere lunaris; perist. simplex, rectum, 
incrassatum; columella arcuata, simplex, cum perist. continua. 
— Diam. 7, alt. & l j 2 mill. 44 (P. 1871.) 
Helicina pisum Hornbr. Jacq. V oy. Pol Sud. Zool. V. p. 44. t. 11. f. 
" 18—22. Non Phil. 
— — Pfr. Mon. Pneum. II. p. 185. III. p. 223. 
— Tahitensis Pease in Journ. Conch. XVIII. 1870. p. 398; Proc. 
Zool. Soc. 1871. p. 466. 
Habitat in insula Taheiti. 
89. H. Jana Cox. f 
„ Testa conoidea, solidula, obscure aurantiaco-fusca, trans- 
versim subtiliter et irregulariter striata; apex acutus et minute j 
spiraliter striatus; anfr. 4 1 / 2 — 5, plani, ultimus obtuse carinatus; 
apertura triangularis, angulis rotundatis; basis convexa, callo 
tenui, expanso, albo semitecta; peristoma incrassatum, album, 
cum columella in callum basalem sensim expansa continuum. 
— Diam. max. 0,17, min. 0,14, alt. 0,16 poll. 44 (C. angl.) 
Helicina Jana Cox in Proc. Zool. Soc. 1871. p. 647. t. 52. f. 13. 
Habitat Port Macquarie orae orientalis Australiae. 
90. H. Vitiensis Mousson. f 
„T. minuta, depresso-conoidea, striatula, alba, radiis fus- 
culis retro angulatis picta. Spira obtuse conoidea; summo 
parvulo, obtuso; sutura subsuperficiali. Anfr. 4 1 / 2 .', planius- 
culi; ultimus paulo dilatatus, declivis, subangulatus , subtus 
convexior. Apertura obliqua , transverse semilunata , intus 
flavescens. Perist. expansiusculum, obtusum; margine supero 
recto, columellari brevissimo, basali angulatim juncto, plane 
incrassato; lamina parietali arcuata, non extensa. — Diam. 
maj. 3y 2 , min. 3, alt. 2 1 j 2 mill. — Rat. anfr. 2:1. — Rat. ! 
apert. 1:1. 
Var. interposita. Paulo minus depressa, angulo peripheriae 
obtusiore, radiis rufis rarioribus et latioribus. 44 (M.) 
Helicina Vitiensis Mouss. in Journ. Conch. XIII. 1865. p. 198. 
— — Patel Catal. p. 126. 
Habitat in insula Viti-Lewou (GrafFe). 
