naa have a trapezoidal form, and a 
$i e 
286 Essay; So 
constitution: it was often arranged in strata 
and resem a coarse sandstone, but its ad- 
hesion was generally so slight, that it crumbled 
to pieces if removed from its original situation; 
in some instances, however, it was compact. 
The village of Kali-Bebber is situated about 
tes miles $outh 2 Kayu- -Rangkang, in a tract 
gra y ines towards- central 
yi, thedirection of which, in this part of the 
Island, is nearly from east to west. The river 
Serayu (not far from its source) flows towards 
it from the north; the river Begalu from the 
east; besides these many smaller streams from 
the neighbouring mountains direcr their course 
towards it, and contribute to one of the principal 
rivers of the Island, which has already fre: - 
quently been mentioned in the preceding Essay. 
Not far from Kali-Bebber the territory sen- 
sibly rises in the north-east towards the moun- 
tain Sundoro, one of the principal points of the 
great volcanic series, which indicates at present 
the continuance of the subterraneous combustion, 
by occasional discharges of smoke and flame, 
and the appearrances in the vicinity afford ilie 
Monet marks of former eruptions of a more 
ei ag territory is ‘covered with 
mag goa of basaltes, whieh appear to 
have been carried down from the steep sides of 
the mountain, and to have accumulated in the 
. distriets of more gradual inclination. The size 
ef these fragments is very various ; in -generat 
of 
are abundantly dispersed: 
over the gorki which is in a state of ¢ 
