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巴拿马海道关闭
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巴拿马海道关闭
Encyclopedia
理学
新生代海陆格局
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closure of Panama Seaway
巴拿马海道关闭
中中新世至晚上新世时期,由于板块构造活动,南美洲与北美洲大陆之间的海水通道关闭,造成大西洋和太平洋的海水交换停止、海道两侧的海洋生物群之间的交流被阻断的事件。
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