318 HELIX 8. 434. 
9611. EF. metula Crosse. j 
«T. vix obtecte subrimata, coniformis, tenuis, suboblique 
striatula, nitidula, pallide aurantiaco-citrina; spira turbinata, 
acutiuscula; sutura parum conspicue submarginata; aufr. 6 con- 
vexiusculi, embryonales 1'/ laevigati, roseo-lutei, ultimus non 
descendens, infra medium subacute angulatus (angulo in vicinio 
marginis externi minus acuto), basi modice convexus; apertura 
diagonalis, irregulariter subquadrata, intus aurantiaco -citrina ; 
peristoma breviter reflexiusculum, vivide aurantiacum, margi- 
nibus callo tenuissimo, fere inconspicuo junctis, columellari 
verticali, rimam umbilicarem fere omnino occultante, cum ba- 
sali subhorizontali angulum distinctum formante, externo sub- 
flexuoso. — Diam. maj. 18!/5, min. 16, alt. 23 mill.» (Cr.) 
Helio metula Crosse in Journ. Conch, XVIII. 1870. p. 248. 
Habitat in insula Bougainvillei Archipelagi Salomonis (Brazier). 
Obs. «Species H. metae Pfr. valde vicina, sed testa paulo minore, 
tenuiore, fere imperforata, angulo subacuto anfractus ultimi, apertura 
magis quadrata, marginibus columellari et basali magis distincte angulatis, 
peristomate minus reflexo, vivide aurantiaco et patria distinguenda.» — 
Conf. Crosse in Journ. Conch. 4871. p. 123 et Brazier in Proc. Zool. Soc. 
1872. p. 327, ubi cum praecedente identica declaratur. 
9612. Hi. Hermione Angas. T 
« Testa perforata, ovato-conica, tenuiuscula, minutissime ob- 
lique striata, purpureo-nigricans, fascia pallide straminea infra 
peripheriam anfractus ultimi et interdum altera inter peripheriam 
et suturam ornata; spira conica, apice obtusiusculo; anfr. 67/, 
modice convexi, ultimus peripheria angulatus, basi convexius- 
culus; apertura diagonalis, rhomboideo-ovalis; peristoma album, 
margine dextro expanso, basali reflexo; columella subverticaiis, 
supra perforationem triangulatim expansa. — Diam. maj. 9, 
min, 8, alt. 14 lin.» (Ang. angl.) 
Helio Hermione (Geotrochus) Angas in Proc. Zool. Soc. 1869. 
p. 625. t. 48. f. 5. 
— — (Geotrochus) Pütel Catal. p. 91. 
Habitat in ins. Bougainville (ins. Salomonis: Brazier]J. 
Obs. Differt a var. nigra Helicis metae Pfr. statura constanter mi- 
nore, positione fasciae stramineae, anfractu ultimo distincte carinato et 
subtus minus convexo. 
2613. Hi. Biocbeana Crosse. 4 
« T. subobtecte perforata, coniformis, tenuiuscula, oblique 
vix striatula, vix nitidula, sub epidermide tenuissima, pallide 
luteola, alba, nigro-castaneo transversim bizonata; spira turbi- 
