最終更新日：2024/08/03
Romer's gap is a period in the fossil record where there is a lack of tetrapod fossils.
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Romer's gap is a period in the fossil record where there is a lack of tetrapod fossils.
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Romer's gap is a period in the fossil record where there is a lack of tetrapod fossils.
Romer's gap is a period in the fossil record where there is a lack of tetrapod fossils.
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