KASBOHM, Jennifer, Department of Earth and Planetary Sciences, Yale University, 210 Whitney Ave, New Haven, CT 06511; Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, SCHOENE, Blair, Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, MONTANARI, Alessandro, Osservatorio Geologico di Coldigioco, Cda. Coldigioco 4, Apiro, 60121, Italy, COCCIONI, Roldolfo, Universita' degli Studi di Urbino "Carlo Bo", Urbino, 61029, Italy and HULL, Pincelli M., Department of Earth and Planetary Sciences, Yale University, 210 Whitney Ave, New Haven, CT 06511