Definition of trace fossil
: a fossil (as of a dinosaur footprint) that shows the activity of an animal or plant but is not formed from the organism itself
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Recent Examples of trace fossil from the Web
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These particular trace fossils consist of up to 12 parallel scratches, and had been thought to be connected to a trilobite but the evidence was never strong enough, Geggel reports.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trace fossil.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of trace fossil
1956
Learn More about trace fossil
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Britannica.com: Encyclopedia article about trace fossil
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