Bryce Mitsunaga¹, Brandon Stubbs¹, Rachel Lupien^1,2, Alan L Deino³, John Kingston⁴, Mona Stockhecke⁵, Erik Thorson Brown⁵ and James M Russell¹, (1)Brown University, Department of Earth, Environmental, and Planetary Sciences, Providence, RI, United States, (2)Lamont -Doherty Earth Observatory, Division of Biology and Paleo Environment, Palisades, RI, United States, (3)Berkeley Geochronology Center, Berkeley, CA, United States, (4)University of Michigan Ann Arbor, Department of Anthropology, Ann Arbor, MI, United States, (5)University of Minnesota Duluth, Earth and Environmental Sciences Department, Duluth, MN, United States