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Substage:
lower
(chronostratigraphic unit)
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Classification by:
Systema Naturae 2000
Sepkoski (2002) A Compendium of Fossil Marine Animal Genera
stratigraphic intervals
(System) †
Vendian
(Series) †
Upper
(Stage) †
Nemakit-Daldyn
(Substage) †
lower
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Last updated:
1 Feb 2024