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EXPLANATION OF THE PLATES. 
L. Ledges and hollows in the aperture K, on each of which is 
lodged about a foot of loose fine earth, that seems to be accumulated 
from dust drifted by the wind, and is full of minute land shells, and 
the bones of small animals, apparently brought hither by hawks and 
sea gulls, e. g. moles, water-rats, field-mice, small birds, and fish. 
Plate XXII. 
1. Lower portion of the horn of a small deer, apparently a cast 
horn separated by necrosis; found in the Goat s Hole Cave at Pavi- 
land. 
2. Upper extremity of another horn found with No. 1, apparently 
of the same species; it is very flat and thin. 
3. Lower extremity of a horn, still adhering to the skull, found 
with the rhinoceros in the cave near Wirksworth, 1822. Near it 
were several cylindrical portions of the shaft of similar horns, nearly 
of the same diameter as this, having their surface very smooth. 
4. Portion of a flat and pahnated horn found with No. 3. The 
scale of 1, 2, 3, and 4, is half the natural size. 
5. Head of an hippopotamus, copied fromp. 185 of Lee’s History 
of Lancashire (fol. Oxon. 1700). The only account given of it is that 
it was dug up under a moss in Lancashire. 
6. Outside view of the right tusk of the upper jaw of an animal 
of the tiger kind, found by Mr. Cottle, of Bristol, A. D. 1822, with 
the bones already described, in the cave at Oreston, near Plymouth. 
7. Inside view of No. 6. 
Plate XXIII. 
1. Residuary part of the lower extremity of the tibia of an ox, 
which I saw given entire to a Cape hyaena in Mr. Wombwells tra¬ 
velling collection at Oxford, in December, 1822 : marks of the teeth aie 
