UNC, Department of Geological Sciences University of North Carolina at Chapel Hill Campus Box #3315 Mitchell Hall, Chapell Hill, NC 27599-3315 United States
UNC, Department of Geological Sciences University of North Carolina at Chapel Hill Campus Box #3315 Mitchell Hall, Chapell Hill, NC 27599-3315 United States
UCSD, Scripps Institution of Oceanography, UCSD 9500 Gilman Drive, La Jolla, CA 92093-0225 United States