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Climatic change in northeastern Brazil: paleoparasitological data

Abstract

Trichuris eggs were observed in Kerodon rupestris coprolites dated 9,000 years before present, collected in archeological sites of São Raimundo Nonato, northeastern Brazil. However, present day local rodents seem not to be infected by the parasite, suggesting its disappearence due to climatic changes.

Trichuris; paleoparasitology; coprolites; paleobiology; parasite ecology


ABSTRACT

Climatic change in northeastern Brazil: paleoparasitological data

Adauto Araujo1

Adriana Rangel1

Luiz Fernando Rocha Ferreira1

FIOCRUZ, Escola Nacional de Saúde Pública, Rio de Janeiro, Brasil

Trichuris eggs were observed in Kerodon rupestris coprolites dated 9,000 years before present, collected in archeological sites of São Raimundo Nonato, northeastern Brazil. However, present day local rodents seem not to be infected by the parasite, suggesting its disappearence due to climatic changes.

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Publication Dates

  • Publication in this collection
    01 June 2009
  • Date of issue
    Dec 1993
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