Birdstone

A class of prehistoric stone objects of undetermined purpose, usually resembling or shaped line a bird; carved bird effigies. These polished stone weights occurred in the cultures of the Archaic tradition (8000-1000 BC) and later cultures in the Eastern Woodlands of North America. They were probably attached to throwing sticks or atlatls to add weight and leverage.

A class of prehistoric stone objects of undetermined purpose, usually resembling or shaped like a bird; carved bird effigies. These polished stone weights occurred in the cultures of the Archaic tradition (8000-1000 bc ) and later cultures in the eastern woodlands of North America. They were probably attached to throwing sticks or atlatls to add weight and leverage. [bannerstone, bird-stone, boatstone]