1Fachbereich Geowissenschaften, Eberhard Karls Universität Tübingen, Sigwartstraße 10, 72076 Tübingen, Germany

2Department of Anatomy, New York Institute of Technology, Northern Boulevard, Old Westbury, NY 11568, USA

3Division of Paleontology, American Museum of Natural History, 200 Central Park West, New York, NY 10024-5102, USA

4Life Sciences Department, Natural History Museum, Cromwell Road, SW7 5BD London, UK

5Centro de Apoio à Pesquisa Paleontológica da Quarta Colônia, Universidade Federal de Santa Maria, Rua Maximiliano Vizzotto 598, 87230-000 São João do Polêsine, Brazil

6Department of Biomedical Sciences, Heritage College of Osteopathic Medicine, Ohio Center for Ecological and Evolutionary Studies, Ohio University, Athens, OH 45701, USA

7Sección Paleontología de Vertebrados, CONICET-Museo Argentino de Ciencias Naturales "Bernardino Rivadavia", Ángel Gallardo 470, C1405DJR Buenos Aires, Argentina

8School of Geography, Earth and Environmental Sciences, University of Birmingham, Edgbaston, B15 2TT Birmingham, UK

9Departamento de Biologia e Zootecnia, Universidade Estadual de São Paulo, Passeio Monção, 226 - Zona Norte, Ilha Solteira 15385-000, SP, Brazil

10Department of Earth and Planetary Sciences, Yale University, 210 Whitney Avenue, New Haven, CT 06511, USA

11Yale Peabody Museum of Natural History, 170 Whitney Ave, New Haven, CT 06511, USA

12CONICET -- Divisíon Paleontologia Vertebrados, Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata, Paseo del Bosque s/no, B1900FWA, La Plata, Argentina

13Departamento de Paleobiología, Museo Nacional de Ciencias Naturales - CSIC, C. de José Gutiérrez Abascal, 2, Chamartín, 28006 Madrid, Spain

14Departamento de Biologia, Universidade de São Paulo, Av. Bandeirantes 1900, Ribeirão Preto 14040-091, SP, Brazil

15The Lapworth Museum of Geology, University of Birmingham, Edgbaston, B15 2TT Birmingham, UK

16Department of Geosciences, Virginia Tech, 4044 Derring Hall, 926 West Campus Drive, Blacksburg, VA 24061, USA

17Department of Anatomical Sciences, Stony Brook University, Stony Brook, NY 11794-8081, USA

18Senckenberg Centre for Human Evolution and Palaeoenvironment (SHEP) an der Eberhard Karls Universität Tübingen, Sigwartstraße 10, 72076 Tübingen, Germany

19Center for Functional Anatomy and Evolution, Johns Hopkins University School of Medicine, 1830 East Monument Street, Baltimore, MD 21205, USA