fossils

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Climate cooling and clade competition likely drove the decline of lamniform sharks
Fabien L. Condamine, Jules Romieu, and Guillaume Guinot

PNAS October 8, 2019 116 (41) 20584-20590; first published September 23, 2019. https://doi.org/10.1073/pnas.1902693116
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Vertebrate community on an ice-age Caribbean island
David W. Steadman, Nancy A. Albury, Brian Kakuk, Jim I. Mead, J. Angel Soto-Centeno, Hayley M. Singleton, and Janet Franklin

PNAS November 3, 2015 112 (44) E5963-E5971; first published October 19, 2015. https://doi.org/10.1073/pnas.1516490112
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The role of clade competition in the diversification of North American canids
Daniele Silvestro, Alexandre Antonelli, Nicolas Salamin, and Tiago B. Quental

PNAS July 14, 2015 112 (28) 8684-8689; first published June 29, 2015. https://doi.org/10.1073/pnas.1502803112
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The advent of animals: The view from the Ediacaran
Mary L. Droser and James G. Gehling

PNAS April 21, 2015 112 (16) 4865-4870; first published April 20, 2015. https://doi.org/10.1073/pnas.1403669112

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