18 
tion and continuing to the apex, and an antesutural dark brown 
band, articulated with whitish specks of hydrophanous epidermis. 
Hexix tevcorua#a. Hel. testd ovato-oblongd, subpyramidali, cras- 
siusculd, levi, obscurd, brunned ; epidermide hydrophand pallescente 
induté ; apice obtuso; anfractibus sents, subrotundatis ; aperturd 
rotundato-subtrapeziformi, postice acuminatd, labio externo crasso, 
refiexo, albo, margine fusco ; columelldé subincrassatd, rectiusculd 
albd, antice subsinuatd. 
Long. 2; lat. 1:2 poll. 
Hab. Supra folia arborum ad montes Igorrotes insule aig 
Philippinarum. 
This species has occurred in several localities, and there are seve- 
ral varieties, all remarkable for a more or less russet brown hydro- 
phanous epidermis. ‘They are 
a. Shell of a nearly uniform colour, rather lighter near the suture, 
and very irregularly speckled with dark brown shining spots, caused 
by the partial abrasion of the epidermis. From the mountains of 
the Igorrotes, in the northern part of the island of Lugon. 
6. Shell of an uniform brown, with a nearly white sutural band 
interrupted with brown shining spots. From the same locality. 
ce. Shell of a light brown colour, with a dark band surrounding 
the last volution. Found on leaves of trees at Sual, in the province 
of Pangusinan, island of Lucon. 
d. Shell of an uniform light brown, speckled with dark brown, 
and with a dark brown antecircumferential band. Found on leaves 
of trees at Dolores, in the province of Pampamga, isle of Lucon. 
e. Shell small, of an uniform brown, with a nearly white ante- 
sutural band, and a pale band near the circumference of the last 
volution. From the mountains of the Igorrotes. 
Ff. Shell brown, longitudinally streaked with nearly white, and 
having a nearly white antecircumferential band. Found on leaves 
of trees at Gattananga, in the province of Cagayan, island of Lucon. 
g- Shell of an uniform dark brown. This appears to be a dwarf 
variety, being much shorter in its proportions than the others. 
Length 1:5; breadth 1:05 of an inch. Found on leaves of trees at 
Sinait, in the province of South Ilocos, in the island of Lucon. 
