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Science 6 January 2006:
Vol. 311. no. 5757, pp. 43 - 44
DOI: 10.1126/science.1122245
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Perspectives

PALEONTOLOGY:
A Different Kind of Croc

James M. Clark

A fossil crocodilian from Argentina broadens the diversity of marine reptiles. Its remarkably large head and serrated teeth suggest a very unusual kind of creature.

The author is in the Department of Biological Sciences, George Washington University, Washington, DC 20052, USA. E-mail: jclark{at}gwu.edu

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Science. ISSN 0036-8075 (print), 1095-9203 (online)