-— — 
elliptica, intus nitide lactea: perist. simplice, crasso, margine 
dextro arcuatim dilatato. 
Diam. 95, altit. 60 millim, — Rat, anfr. — 7 : 13. — Ins. 
Luzon. (Cuming.) 
f. Var. minor, magis rugosa, quasi malleata. Diam. 70, altit. 
49 mill. — Ins. Panay. (Cum.) | 
y. Var. Diam, 40, altit. 23 millim. — Ins. Mindoro. (Cuming.) 
—. Hujus varietatis specimen epidermide destitutum. Helix rapa 
Mülleri et Chemnitzii esse videtur.  Phrasis enim Mülleriana: 
testa... punctis pertusa ... anfractu superne introrsum deflexo**, 
ct. descriptio omnino conveniunt nostre speciei, quare, si hypo- 
thesis fundo non caret, ambe species sub nomine Mülleriano erunt 
jungenda. 
83. Helix porphyria Pfr. — Nanina? — T. perforata, 
depressa, solida, oblique rugoso-striata, rufa, maculis et strigis 
creberrimis, flavido- albidis, subprominulis marmorata, carinata, 
infra carinam rufo-fasciata, basi olivaceo-fulva, nitidiore; anfr. 
4'/, planulatis, regulariter crescentibus, ultimo circa perforationem 
apertam excavato: apertura subrhombea; perist. simplice, tenui, : 
margine columellari arcuatim reflexo, 
. Diam. 45, altit. 26 millim, — Rat. anfr, — 3: 5. — Ins. 
DBureas. (Cuming.) 
84. Helix Rumphii v. d. Busch. — Nanina? — 7T, sinis- 
trorsa, orbiculata, perforata, carinata, nitida, saturate cinnamomea, 
ad carinam albido-fasciata, superne planiuscula; irregulariter ru- 
gulosa, basi convexa, striata; anfr,. 5'/, planis: apertura transverse 
ovata, intus fusca: perist, simplice. 
Diam. 44, altit. 21 millim, — Rat, anfr. — 4 : 7. — Java. 
(Winter.) — Differt ab H. Jano spira magis depressa, dgeeiom cies 
rapide crescentibus ete, 
85. Helix sagittifera Pfr. — Nanina? — T. subperforata, 
depressa, tenui, pellucida, oblique striata ct obsolete rugosa, fulva, 
maculis seriatis sagittiformibus et ad carinam obsoletam fascia 
unica rufa ornata; sutura impressa, ad anfractum ultimum sub- 
canaliculata; anfr. 4'/, planiusculis, ultimo inflato; apertura per- 
obliqua, lunato-ovali, intus lactea: perist. simplice, ad columel- 
lam subincrassato, vix reflexo, margine superiore deflexo. 
Diam, 50, alti. 28 mill. — Rat. anfr, — 5 : 6. — Sinait in- 
sule Luzon. (Cuming.) 
Var. testa distinctius carinata, superne intense rufa, infra 
carinam fascia nigricante, diluta, basi olivaceo-fulva, maculis sa- 
gittiformibus obsoletis. — Bolinao insul. Luzon. (Cum.) : 
