† Jeffersons mammoth is a dead fossil Male ♂ Columbian Mammoth (Mammuthus columbi), , who died at Jonesboro site, in United States, .
Jeffersons mammoth was born wild at North America unspecified forest.
The Skeleton which is the subject of this brief notice was found near Jonesboro, Indiana, in 1903. It was purchased for the Museum August, 1904.
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