Polypodiales Link - Encyclopedia of Life

EOL has data for 4 attributes, including:

first appearance
- URI: http://eol.org/schema/terms/FossilFirst
- Definition: The first appearance of this taxon in the fossil record.
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298.9 million years ago
last appearance
- URI: http://eol.org/schema/terms/FossilLast
- Definition: The last appearance of this taxon in the fossil record.
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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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