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animal
>
microfossils
Contents
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No. 1
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English Expression
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Containing Phrases
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More results...
No. 1
微体化石
microfossil
指需用显微镜观察的微小生物的化石,如有孔虫、放射虫、鞭毛虫、孢子、花粉等的化石。也有把细菌、微小藻类等一些仅数μm大小的微生物的化石叫做超微化石(nanofossil),以与
微体化石
相区别。超微化石曾发现于不具大型化石的前寒武利亚纪的地层中,在研究原始生物方面占有重要地位。在南非约30亿年前的地层中曾发现认为是细菌的化石,并命名为eobacterium isolatum。比较确实的微生物化石,在加拿大ontario发现的大约为19亿年前的细菌和蓝藻的化石。
English Expression
: microfossils
Containing Phrases
Fish microfossils
Bitter springs microfossils
problematic fossil
Gang Flint microfossils