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bn:01268092n

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Categories: Geological ages, Articles with short description, Aalenian, Middle Jurassic

Aalenian

The Aalenian is a subdivision of the Middle Jurassic Epoch/Series of the geologic timescale that extends from about 174.7 ±0.8 Ma to about 170.9 ±0.8 Ma. Wikipedia

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The Aalenian is a subdivision of the Middle Jurassic Epoch/Series of the geologic timescale that extends from about 174.7 ±0.8 Ma to about 170.9 ±0.8 Ma. Wikipedia

First age of the Middle Jurassic epoch Wikidata

A subdivision of the Middle Jurassic epoch or series. Wiktionary

Subdivision of the Middle Jurassic epoch. Wiktionary (translation)

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