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Polypodiales

extinction status

Paleobiology Database
extant
URI: http://eol.org/schema/terms/extant

Definition: This taxon is still in existence, as opposed to extinct.

Attribution: http://en.wikipedia.org/wiki/Extant_taxon

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first appearance

Paleobiology Database

382.7 million years ago

(max)
Paleobiology Database
upper devonian epoch
URI: http://resource.geosciml.org/classifier/ics/ischart/UpperDevonian

Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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last appearance

Paleobiology Database
cenozoic era
URI: http://resource.geosciml.org/classifier/ics/ischart/Cenozoic

Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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number of fossil occurrences

Paleobiology Database

1594