Polystrate fossil
A polystrate fossil is a fossil of a single organism (such as a tree trunk) that extends through more than one geological stratum. The word polystrate is not a standard geological term.
A polystrate fossil is a fossil of a single organism (such as a tree trunk) that extends through more than one geological stratum. The word polystrate is not a standard geological term.
A polystrate fossil is a fossil of a single organism (such as a tree trunk) that extends through more than one geological stratum. The word polystrate is not a standard geological term.
Source: Wikipedia "Polystrate fossil" · CC BY-SA 4.0
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