712 The American Naturalist. [August, 
An Attempt at Delineation. 
At a depth of 10 feet from the surface two pieces of pottery 
in immediate association were thrown out in the same shovel- 
ful of debris. An investigation showed the fragments, which 
were covered with the soot so frequently found upon the sherds 
of the shell heaps, to belong to the same vessel, though the 
fracture was contemporary with their abandonment in the 
mound. Upon them was rudely cut a representation of the 
human figure (Fig. 5). 
Fig. 5. (Full size.) 
The discovery of this attempt at delineation at so great a 
depth in a shell heap of the river is of peculiar interest, being 
entirely unique in the extended search of the writer and unre- 
ported by others.’ 
Bone. 
Upward of ninety implements of bone, many of which 
were somewhat fragmentary, were met with in the three exca- 
vations. As the depth of the excavations increased imple- 
ments were found in an inverse ratio. Awls and piercing 
* This aboriginal attempt at delineation may be seen at the Wagner Free 
Institute, Philadelphia. 
