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Research Article

Characterization of Organics Consistent with β-Chitin Preserved in the Late Eocene Cuttlefish Mississaepia mississippiensis

  • Patricia G. Weaver mail,

    trish.weaver@ncdenr.gov

    Affiliation: Research and Collections, North Carolina Museum of Natural Sciences, Raleigh, North Carolina, United States of America

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  • Larisa A. Doguzhaeva,

    Affiliation: Department of Palaeozoology, Swedish Museum of Natural History, Stockholm, Sweden

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  • Daniel R. Lawver,

    Affiliation: Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America

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  • R. Christopher Tacker,

    Affiliation: Research and Collections, North Carolina Museum of Natural Sciences, Raleigh, North Carolina, United States of America

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  • Charles N. Ciampaglio,

    Affiliation: Earth and Environmental Sciences, Wright State University, Celina, Ohio, United States of America

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  • Jon M. Crate,

    Affiliation: Analytical Chemistry, FAI Materials Testing Lab Incorporated, Marietta, Georgia, United States of America

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  • Wenxia Zheng

    Affiliation: Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina, United States of America

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  • Published: November 23, 2011
  • DOI: 10.1371/journal.pone.0028195

About the Authors

Patricia G. Weaver, R. Christopher Tacker
Research and Collections, North Carolina Museum of Natural Sciences, Raleigh, North Carolina, United States of America
Larisa A. Doguzhaeva
Department of Palaeozoology, Swedish Museum of Natural History, Stockholm, Sweden
Daniel R. Lawver
Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America
Charles N. Ciampaglio
Earth and Environmental Sciences, Wright State University, Celina, Ohio, United States of America
Jon M. Crate
Analytical Chemistry, FAI Materials Testing Lab Incorporated, Marietta, Georgia, United States of America
Wenxia Zheng
Department of Marine, Earth and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina, United States of America

Corresponding Author

Email: trish.weaver@ncdenr.gov

Competing Interests

The authors have the following competing interest: JC is an employee of FAI Materials Testing Laboratory. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: PW LD DL RT CC JC WZ. Performed the experiments: PW LD DL RT JC WZ. Analyzed the data: PW LD DL RT CC JC WZ. Contributed reagents/materials/analysis tools: PW LD DL RT CC JC WZ. Wrote the paper: PW LD DL RT CC JC WZ.