"That technology or shape is found in Siberia and Asia, and it's there much earlier than we have dated it here in the United States.
"What we see here [in the U.S.] is Western points that are regional derivatives of that form."
The spear points Jenkins and his team found are the earliest examples of Western Stemmed points found in the U.S. to date, Jenkins said Thursday in an interview with CBCNews.ca.
"These two approaches to making projectile points were really quite different," said study co-author Loren Davis of Oregon State in a news release. "And the fact that Western Stemmed point-makers fully overlap, or even pre-date, Clovis point-makers likely means that Clovis peoples were not the sole founding population of the Americas."
The Clovis First theory pradachanel