最終更新日:2023/09/05
Elasmosaurs were large marine reptiles that lived during the Late Cretaceous period.
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Elasmosaurs were large marine reptiles that lived during the Late Cretaceous period.
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Elasmosaurs were large marine reptiles that lived during the Late Cretaceous period.
Elasmosaurs were large marine reptiles that lived during the Late Cretaceous period.