Last Updated:2025/11/30

The paleontologist held up the fossil, explaining that the chasmataspidid had once prowled the shallow seas hundreds of millions of years ago.

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The paleontologist held up the fossil, explaining that the chasmataspidid had once prowled the shallow seas hundreds of millions of years ago.

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その古生物学者は化石を掲げて、それがかつて数億年前に浅海を徘徊していた絶滅した鋏角類の節足動物の一種であると説明した。

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