Callovian 1

noundomain: time
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Definition

In the geologic timescale, an age or stage in the Middle Jurassic, lasting between 164.7 ± 4.0 Ma (million years ago) and 161.2 ± 4.0 Ma.

  • 1.During the Callovian, Europe was an Archipelago of a dozen or so large islands.
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