TINTORI, Andrea, Dipartimento di Scienze della Terra 'A.Desio', Università degli Studi di Milano, Milano 20133 Italy, andrea.tintori@unimi.it

BOYD, Clint A.¹, STARCK, Ellen N.², WELSH, Ed², and HOUSEHOLDER, Mindy L.², (1) Department of Geology and Geological Engineering, South Dakota School of Mines and Technology, 501 East Saint Joseph Street, Rapid City, SD 57701, clintboyd@stratfit.org, (2) Badlands National Park, Interior, SD 57750

KOSLOSKI, Mary Elizabeth, Earth Science and Geography, Vassar College, 91 Raymond Avenue, Apartment 31, Poughkeepsie, NY 12603, mary.kosloski@gmail.com and SMITH, Ursula E., Museum Victoria, PO Box 666, Melbourne, 3001, Australia

SMITH, Jansen A., Earth and Atmospheric Sciences, Cornell University, Ithaca, NY 14850, jas933@cornell.edu, DIETL, Gregory P., Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850, GOODWIN, David H., Department of Geosciences, Denison University, FW Olin Science Hall, 100 Sunset Hill Drive, Granville, OH 43023, and ZAMORA, Hector A., Department of Geosciences, University of Arizona, Tucson, AZ 85721

WALL, Alex F., Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850, afw44@cornell.edu and DIETL, Gregory, Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850

BAUMILLER, Tomasz K., Museum of Paleontology, University of Michigan, 1109 Geddes, Ann Arbor, MI 48109-1079, tomaszb@umich.edu

MOLINARO, Darrin J.¹, STAFFORD, Emily S.², COLLINS, Ben M.J.³, BARCLAY, Kristina M.¹, TYLER, Carrie L.⁴, and LEIGHTON, Lindsey R.², (1) Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, molinaro@ualberta.ca, (2) Earth & Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, (3) Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, (4) Natural History, University of Florida, 1659 Museum Rd, PO Box 117800, Gainesville, FL 32611

STAFFORD, Emily S., Earth & Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3 Canada, emmastaf@gmail.com

HUNTLEY, John Warren, Geological Sciences, University of Missouri, 101 Geology Building, Columbia, MO 65211, huntleyj@missouri.edu, SCARPONI, Daniele, Dipartimento di Scienze Biologiche Geologiche e Ambientali, University of Bologna, via Selmi 3, Bologna, I-40126, Italy, and FUERSICH, Franz T., GeoZentrum Nordbayern Fachgruppe Paläoumwelt, Friedrich-Alexander-Universität Erlangen-Nürnberg, Loewenichstr. 28, Erlangen, D-91054, Germany

HERTOG, Rachel A., Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616-5270, rhertog@ucdavis.edu

SYVERSON, V.J., Museum of Paleontology, University of Michigan, 1109 Geddes Ave, Ann Arbor, MI 48109, vsyverson@gmail.com and BAUMILLER, Tomasz K., Museum of Paleontology, University of Michigan, 1109 Geddes, Ann Arbor, MI 48109-1079

CHATTOPADHYAY, Devapriya, SARKAR, Deepjay, and PRASANJIT, Suraj R., Department of Earth Sciences, IISER Kolkata, Mohanpur, 741252, India, devapriya@iiserkol.ac.in

HUNT, Adrian P., Flying Heritage Collection, 3407 109th St. SW, Everett, WA 98204, adrianhu@vulcan.com and LUCAS, Spencer G., New Mexico Museum of Natural History and Science, 1801 Mountain Road N.W, Albuquerque, NM 87104