LOWRY, Daniel P.¹, HORTON, Daniel E.², POULSEN, Christopher J.¹, POLLARD, David³, and TORSVIK, Trond H.⁴, (1) Department of Earth and Environmental Sciences, University of Michigan, 2534 C.C. Little Building, 1100 N. University Ave, Ann Arbor, MI 48109, dplowry@umich.edu, (2) Department of Environmental Earth System Science, Stanford University, 473 Via Ortega, Stanford, CA 94305-4216, (3) Earth and Environmental Systems Institute, Pennsylvania State University, 2217 Earth-Engineering Science Building, Pennsylvania State University, University Park, PA 16802, (4) Centre for Earth Evolution and Dynamics (CEED), University of Oslo, Blindern, Oslo, 0316, Norway

BLANCHARD, Sebastien, FIELDING, Christopher R., and FRANK, Tracy D., Department of Earth & Atmospheric Sciences, University of Nebraska - Lincoln, 214 Bessey Hall, P.O. Box 880340, Lincoln, NE 68588-0340, sebastien.blanchard@huskers.unl.edu

STURMER, Daniel M., TREXLER, James H. Jr, and POULSON, Simon R., Department of Geological Sciences and Engineering, University of Nevada, Reno, MS 172, 1664 N Virginia St, Reno, NV 89557, sturmer.dan@gmail.com

RAGONESE, Phillip¹, ELRICK, Maya², ASMEROM, Yemane², and POLYAK, Victor J.², (1) Earth and Planetary Sciences, Universityof New Mexico, 442 Carlisle Blvd. NE, Albuquerque, NM 87106, pjragonese@gmail.com, (2) Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131

ISBELL, John L.¹, TABOADA, Arturo C.², GULBRANSON, Erik L.¹, PAGANI, M. Alejandra³, PAULS, Kathryn N.⁴, LIMARINO, Carlos O.⁵, CICCIOLI, Patricia L.⁵, and FRAISER, Margaret L.⁶, (1) Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, jisbell@uwm.edu, (2) Laboratorio de Investigaciones en Evolucion y Biodiversidad (LIEB), Facultad de Ciencias Naturales, Universidad Nacional de la Patagonia, Esquel, U9200, Argentina, (3) Museo Paleontológico "Egidio Feruglio, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Trelew, U9100, Argentina, (4) Geosciences, University of Wisconsin-Milwaukee, 3209 N. Maryland Ave, Milwaukee, WI 53201, (5) Departamento de Ciencias Geológicas, Universidad de Buenos Aires, Pabellón 2, Ciudad Universitaria, Buenos Aires, C1428EHA, Argentina, (6) Department of Geosciences, University of Wisconsin-Milwaukee, 3209 N. Maryland Ave, Milwaukee, WI 53201

EASTEP, Garrett S., Dept of Geosciences, Fort Lewis College, 1000 Rim Drive, Durango, CO 81301, gseastep@fortlewis.edu and GIANNINY, Gary L., Department of Geosciences, Fort Lewis College, 1000 Rim Drive, Durango, CO 81301

CORREIA, Pedro, Geology Centre, University of Porto, Rua do Campo Alegre, 687, Porto, 4169-007, Portugal, pedro.correia@fc.up.pt, PšENIČKA, Josef, Palaeontology Department, West Bohemia Museum in Pilsen, Kopeckého sady 2, Plzeň, 301 00, Czech Republic, ŠIMŮNEK, Zbynĕk, Czech Geological Survey, Klárov 3/131, Praha 1, 118 21, Czech Republic, SA, Artur A., Geosciences Center, University of Coimbra, Largo Marquęs de Pombal, Coimbra, 3000-272, Portugal, MURPHY, J. Brendan, Department of Earth Sciences, St. Francis Xavier University, Antigonish, NS B2G 2W5, Canada, and FLORES, Deolinda, Department of Geosciences, Environmental and Spatial Planning, Faculty of Sciences of University of Porto, Rua do Campo Alegre, 687, Porto, 4169-007, Portugal