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Parahystricurus fraudator Ross 1951

last appearance

Paleobiology Database

476.8 million years ago

(min)
Paleobiology Database
lower ordovician epoch
URI: http://resource.geosciml.org/classifier/ics/ischart/LowerOrdovician

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

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