188) 
36 
calis, oblique lunaris; peristoma simplex, acutum, margine supero brevi, basali 
alde arcuato, columellari dilatato sinuato. 
Diam. maj. 10, min. 9, alt. 5 mm. 
Helix orthostoma PFEIFER, in: Pr. zool. Soc. London 1845. p. 124. 
— — — in: MaArtını & OHEMNITZ, Oonch. Cab. ed. II. vol. I, 12. 
p. 100, 4. 83, £. 293 
-- _ — Mon. Helie>yuv. vol, 12p-199. 
— — REEVE, Conch. icon. t. 36, no. 159. 
Patula orthostoma AuBErs, Heliceen p. 65. 
Helix (Discus) orthostoma PFEIFER, Versuch, in: Malac. Bl. II. 1855 p. 125. 
Nanina (Orobia) orthostoma MARTENS, in: ALBERS, Heliceen, ed. 11. p. 58. 
Euptecta 2 orthostoma C. SEMPER, Landmoll. Phillipp. p. 15. 
Imozonites orthostoma MÖLLENDORFF, Verzeichniss p. 47, no. 257. 
Panay, Guimaras, Negros. 
%. INOZONITES BATHYRAPHE Mtsıprr. 
Taf. XXVIIL, Fig. 1—3. 
Testa latiuscule et pervie umbilicata, discoidea, solidula, vix striata, nitidissima, 
lutescenti-cornea. Spira vix prominula. Anfractus 6 convexi, leniter accrescentes, 
sutura perprofunda, fere canalienlata discreti, ultimus supra peripheriam indistinete 
angulatus. Apertura subverticalis, late elliptica, mediocriter excisa; peristoma 
rectum, obtusum, intus sat incrassatum; margo superior ad insertionem recedens, 
dein productus, columellaris vix dilatatus, leviter sinuatus. 
Diam. maj. 7,5, alt. 3,5 mm. 
Inozonites bathyrhaphe MÖLLENDORFF, in: Nachrbl. D. mal. Ges. 1895 vol. 27, 
p- 113; Verzeichniss p. 47, no. 258. 
Provinz Uamarines auf Luzon. 
8. INOZONITES HYALINUS Metorr. 
Taf. XXVIII, Fig. 4—6. 
Testa anguste umbilicata, discoidea, tenuis, translucida, fere laevis, nitida, hyalina:; 
spira brevissime conica. Anfractus 5'/s lentissime accrescentes, sutura sat impressa 
disereti, ultimus ad latus subeompressus, basi magis convexus. Apertura verti- 
:alıs, fere circularis, valde excisus; peristoma obtusum, leviter calloso-inerassatum; 
margo superior ad insertionem leviter recedens. 
Diam. maj, 5, min. 4,5, alt. 1,75 mm. 
