The Taxonomicon
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Under construction
Stage: Aalenian (174.1 - 170.3 Ma) (chronostratigraphic unit)
Classification by:

stratigraphic intervals
   (System) †Jurassic (201.3 - 145.0 Ma)
     (Series) †Middle (174.1 - 163.5 Ma)
       (Stage) †Aalenian (174.1 - 170.3 Ma)

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Last updated: 1 Feb 2024