Older Dryas

• Original location of Two Creekan Forest bed

• Spruce mortality across the Older Dryas woodlands resulted from the Green Bay Lobe re-advance

• Older Dryas (Two Creekan type locality) woodland in the Lake Huron area

• Pre-Clovis mastodon hunters

• Two Creekan-aged forest in IL

• Two Creekan-age wood in the southern Wisconsin

• Within ca. 1 km of the Schaefer Mastodon site