It sure looks like a possibility. Apparently the post-Clovis/YD boundary carbon layer is present in at least some of those features as well. I'm going to have to find out more about that.
67 posted on 04/03/2010 7:47:18 AM PDT by Smokin' Joe
(How often God must weep at humans' folly. Stand fast. God knows what He is doing.)
