EXPLANATION OF THE PLATES. 
All the Drawings are of the natural size, except where it is expressed 
to the contrary. 
Plate I. 
Map of the country adjacent to the cave at Kirkdale, showing the 
entire drainage of the vale of Pickering to be effected through the 
gorge at Malton, the stoppage of which would at once convert it into 
an inland lake. 
Plate II. 
Fig. 1. View of the mouth of the cave at Kirkdale, in the face of 
a quarry, near the brow of a low hill. 
Fig. 2. Section of the cave before the mud had been disturbed. 
A. Stratum of mud covering the floor of the cave to the depth of 
about one foot, and concealing the bones. 
B. Stalagmite incrusting some of the bones, and formed before 
the mud was introduced. 
C. C. Stalagmite formed since the introduction of the mud, and 
spreading horizontally over its surface. 
D. Insulated stalagmite on the surface of the mud. 
E. E. Stalactites hanging from the roof above the stalagmites. 
Fig. 3. Ground plan of the cave, by W. Salmond, Esq. showing 
its extent, ramifications, and the fissures by which it is intersected. 
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