144 THE AMERICAN NATURALIST. [VoL. XXXIII. 
two human crania received from Dr. Abbott are of particular 
interest; one probably being the skull of a Shawnee Indian, 
while the other, which is of entirely different shape, small, 
long, and very thick, was found in the gravel under such cir- 
cumstances as to lead to a belief in its very great antiquity.” 
The calvarium (Fig. 2) from Burlington County, New Jersey, 
was found by Michael Newbold in 1879, while plowing a field 
Fic. 1. 
where the “gravel came to the surface.” It would have been 
classed as that of a recent Indian had it not been found in the 
gravel, not accompanied by the remainder of the skeleton, and 
had it not resembled the Trenton skull in being low vaulted. 
Another calvarium (Fig. 3), exhibited with the two preceding 
and usually regarded at the Peabody Museum as of the same 
type, was found in Riverview Cemetery at Trenton in 1887. 
The workman who found it states that the skull was lying two 
and one-half to three feet from the surface in clear greenish sand. 
“ The place where it was found is on a knoll, one of the highest 
. 
