Last Updated:2025/11/21

The prehistoric fern preserved in the shale had a distinctive microphyll that suggested an early adaptation to dry conditions.

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The prehistoric fern preserved in the shale had a distinctive microphyll that suggested an early adaptation to dry conditions.

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その頁岩に保存されていた先史時代のシダは、乾燥した環境への初期の適応を示唆する特徴的な単脈葉を持っていた。

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