Last Updated：2025/11/30
Early in the Paleocene, condylarths diversified into several ecological niches that would later be filled by modern ungulates.
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Early in the Paleocene, condylarths diversified into several ecological niches that would later be filled by modern ungulates.
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古第三紀の初期に、原始的な有蹄類は後に現代の有蹄類が占めることになるいくつかの生態的ニッチに分化した。
