Article Information
vol. 317 no. 5843 1378-1381
- Received for publication April 20, 2007
- Accepted for publication July 30, 2007
- .
Author Information
- 1 Division of Paleontology, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024–5192, USA.
- 2 CONICET, Museo Paleontológico Egidio Feruglio, Avenida Fontana 140, (9100) Trelew, Argentina.
- 3 Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Campus Box 8208, Raleigh, NC 27695–8298, USA.
- 4 Division of Paleontology, North Carolina Museum of Natural Sciences, 11 West Jones Street, Raleigh, NC 27601–1029, USA.
- 5 Department of Biological Sciences, Florida State University, Dewey Street and Palmetto Drive, Tallahassee, FL 32306–1100, USA.
- ↵* To whom correspondence should be addressed. E-mail: turner{at}amnh.org