Chautauquan

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Chautauquan A series in the Upper Devonian of N. America, underlain by the Senecan, overlain by the Kinderhookian (Mississippian), and comprising the Cassadagian and Bradfordian Stages. It is roughly contemporaneous with the Famennian (Upper Devonian) and, possibly, the Hastarian (Tournaisian) Stages of Europe.

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