The Legend of the Seven Sisters Goes Back a Thousand Years

It's called the seven sisters all over the world, among native peoples in the americas and among australian aborigines. And they have a legend to explain wy. One of the sisters is either too young, or got married, or is in hiding,. But will have a link to a paper that proposes an explanation for all this. It looks like the identification of the pleides as the seven sisters goes back a hundred thousand years.