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Paleozoic evolutionary fauna
释义
Paleozoic evolutionary fauna
Encyclopedia
理学
古生物学
释
Paleozoic evolutionary fauna
古生代演化动物群
全球古生代海洋动物的总称,在寒武纪晚期寒武纪演化动物群出现衰退时开始出现雏形,奥陶纪生物大辐射构建了其基本框架,并实现其早期演化,在奥陶纪末在海洋生态系统中实现对寒武纪演化动物群的全面替代,成为海洋动物世界的霸主,并持续近3亿年一直到二叠纪末。
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