Mason Scher^1,2, Richard Barclay¹, Allison A Baczynski³, Jonathan P Wilson⁴, Patrick Megonigal⁵ and Scott L Wing⁶, (1)National Museum of Natural History, Smithsonian Institution, Washington, DC, United States, (2)Drew University, Madison, NJ, United States, (3)Pennsylvania State Univ, University Park, PA, United States, (4)Haverford College, Haverford, PA, United States, (5)Smithsonian Env Research Ctr, Edgewater, MD, United States, (6)Smithsonian Institution, Department of Paleobiology, Washington, DC, United States