trace fossil
n.
A fossil consisting of an imprint or mark left by an organism, such as a footprint or a tunnel, in contrast to a fossil of an organism's remains.
trace fossildimetrodon tracks discovered near Las Cruces, New Mexico
| 单词 | trace fossil |
| 释义 | trace fossil n. A fossil consisting of an imprint or mark left by an organism, such as a footprint or a tunnel, in contrast to a fossil of an organism's remains. trace fossildimetrodon tracks discovered near Las Cruces, New Mexico |
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