504 HELIX. 
pressa, pallide luteo-flava; spira brevissime conoidea; sutura 
sat profunda, impressa, subirregulari; anfr. 5!/4 convexiusculi, 
sensim accrescentes, embryonales 1! laeves, luteo-albidi, ul- 
timus vix descendens, depresso -rotundatus, basi convexius- 
culus; apertura subobliqua, depressa, lata, oblongo-lunaris, in- 
tus livide albida, nitida; perist. simplex, album, marginibus 
convergentibus, subdistantibus, callo tenui junctis, columellari 
brevissimo, lato, fornicatim reflexo, umbilici partem exiguam 
celante, basali et externo late reflexis; crassiusculis. — Diam. 
maj. 23, min. 19 mill  Apert. intus 9 mill longa, 10! 
lata.» (Cr.) 
8. Minor, olivaceo - flava; anfr. 5; umbilici vix parte mi- 
nima obtecta. — Diam. maj. 16!/, min. 13!/5 mill. Apert. 
intus 6 mill. longa, 7 lata. 
Helia leucolena Crosse in Journ. Conch. XV. 1867. p. 447. 
Habitat in insula Vaneea Levu, archipel. Viti (B. Wright). 
2481a. H. borbonica Deshayes. 4 
«H. testa suborbiculari, depressa, spira conoidea, brevi, 
apice obtusa; anfractibus senis, convexiusculis, flavo - corneis, 
ad peripheriam fusco tinctis, convexiuseulis, inaequaliter et 
obsolete striatis, ultimo cylindraceo, basi umbilicato; apertura 
lunato - subcirculari, marginibus late interruptis, tenuibus, ex- 
pansis. — Alt. 10, diam. 42 (ex iconibus 15) mill.» (D.) 
Helia borbonica Desh. Catal. moll. ile Réunion p. 85. t. 40. 
f. 9—411. 
Habitat in insula Bourbon. , 
Obs. «Species H. similari Fér. affinis.» 
S. 148. 
2509a. H. Angrandi Morelet. | 
«T. umbilicata, orbiculato-convexa, tenuis, nitida, striatula, 
subtus malleato-decussatula, corneo-rufescens, unizonata; spira 
vix elevata; sutura filo - marginata; umbilicus mediocris, per- 
spectivus; anfr. 5 vix convexi, lente crescentes, ultimus parum 
dilatatus, subtus turgidulus, pone aperturam late scrobiculatus, 
antice descendens; apertura perobliqua, ovalis, plica dentiformi 
in pariete columellari coarctata; peristoma albidum, marginibus 
callo junctis, supero expanso, columellari dilatato, reflexo. — 
Diam. maj. 25, min. 22, alt. 8 mill.» (M.) 
Helia: Angrandi Morel. Sér. conch. III. 1863. p. 168. t. 7. f. 3. 
Habitat in ripis fluvii Apurimac Peruviae (L. Angrand). 
