MICHAŁ KOWALEWSKI,¹ JONATHAN L. PAYNE,² FELISA A. SMITH,³ STEVE C. WANG,^2,4 DANIEL W. MCSHEA,⁵ SHUHAI XIAO,¹ PHILIP M. NOVACK-GOTTSHALL,⁶ CRAIG R. MCCLAIN,⁷ RICHARD A. KRAUSE,⁸ ALISON G. BOYER,⁹ SETH FINNEGAN,¹⁰ S. KATHLEEN LYONS,¹¹ JENNIFER A. STEMPIEN,¹² JOHN ALROY,¹³ PAULA A. SPAETH<sup>14

1</sup>Department of Geosciences, Virginia Tech, Blacksburg, Virginia 24061, USA
²Department of Geological and Environmental Sciences, Stanford University, Stanford, California 94305, USA
³Department of Biology, University of New Mexico, Albuquerque, New Mexico 87131, USA
⁴Department of Mathematics and Statistics, Swarthmore College, Swarthmore, Pennsylvania 19081, USA
⁵Department of Biology, Duke University, Durham, North Carolina 27708, USA
⁶Department of Biological Sciences, Benedictine University, Lisle, Illinois 60532, USA
⁷National Evolutionary Synthesis Center, Durham, North Carolina 27705, USA
⁸Department of Geology and Geophysics, Yale University, New Haven, Connecticut 06520, USA
⁹Department of Ecology and Evolutionary Biology, Yale University, New Haven, Connecticut 06520, USA
¹⁰Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, California 91125, USA
¹¹Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, D.C. 20013, USA
¹²Department of Geology, Washington and Lee University, Lexington, Virginia 24450, USA
¹³National Center for Ecological Analysis and Synthesis, Santa Barbara, California 93101, USA
¹⁴Northland College, 1411 Ellis Avenue, Ashland, Wisconsin 54806, USA