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Gateway to the Paleobiology Database

Aalenian age/stage

General information
Lower boundary: equal to 175.6 Ma (based on Kawhia)
Upper boundary: equal to 171.6 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Jurassic
Epoch: Middle Jurassic
10 million year bin: Jurassic 3
Shares base with

Interval name: