微体化石,微化石英释中释na fossil generally less than 0.5 millimetre in size, such as a protozoan, bacterium, or pollen grain
1 This achievement provides the microfossil materials for the study of the lower ordovician in Northern Guizhou..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。
更新时间:2025-04-04 15:17:24