Asked by Anonymous

A crab shell is buried in sediments. The sediments get pressed and squeezed into stone. Meanwhile, the crab shell gets washed away leaving a hollow space the shape of a crab shell. What kind of fossil is this?
Answered by Dr Russ
What choices do you have from your text book/class notes?
Answered by Paige
Trace fossil
Answered by Anonymous
Trace fossil
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