272 
EXPLANATION OF THE PLATES. 
K. Well sunk 25 feet deep in I., for the purpose of extracting 
bones. 
K. K. Cavities excavated at the bottom of K., but not reaching 
through the breccia to the natural limestone rock. 
L. Oven-shaped cavity dug in the side of I. in search of bones 
and skulls. 
M. Low passage connecting the chamber E. with the smaller 
chamber N. 
N. Small innermost chamber, in the floor of which is sunk the 
well K. This must originally have been the roof of a deep cave, 
which has been filled up by the mass I. I. 
Plate XVIII. 
View of the narrow valley or gorge of the Esbach river, which falls 
into the Weissent a little above Muggendorf. 
A. Ruins of the castle of Rabenstein, on the edge of a cliff about 
100 feet high, on the right bank of the Esbach. 
R. Chapel of Klaustein, standing immediately over the cave C., 
which I have called the cave of Rabenstein: it also bears the name 
of Klaustein. 
C Mouth of the cavern, leading to a large chamber, which has 
many side vaults and lateral communications, some of which pro¬ 
bably pass upwards to the surface. This cave contains few bones? 
but much mud and stalagmite. 
D. Channel of the Esbach, a very small river which descends by 
this gorge to join the Weissent. The gorge in its narrowest part is 
not 50 yards broad. 
E. Mouth of the cave of Kiihloch, in the lowest part of the cliff, 
on the left flank of the gorge opposite the castle of Rabenstein. This 
