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微体化石
microfossil
- 这一成果对于贵州北部下奥陶统的研究，提供了微体化石资料。
This achievement provides the microfossil materials for the study of the lower ordovician in Northern Guizhou. - 由石油勘探引起的划带重点化石已经显然由大化石转移到微体化石。
The shift in emphasis from the use of macrofossils to microfossils for zonation, caused by oil exploration, has already been noted. - 发现约罗有些古陶使用合古生物微体化石有孔虫的白垩粗颗粒为掺和料。
Chalk particles, which contained the microfossils of foraminifera, were used in some of Yoro ancient potteries as a granular admixture.
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