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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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quartic residue
quartics
quartic surface
quartic symmetric graph
quartic symmetry
quartic vertex-transitive graph
Quartier Latin
quartile
quartile coefficient
quartile deviation
quartile range
quartile skewness
quartile skewness coefficient
quartile variation coefficient
quartoid
quartz
quartz album
quartz andesite
quartz barometer
quartz ceramics
quartz clock
quartz crystal
quartz crystal clock
quartz crystal filter
quartz crystal frequency standard
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