请输入您要查询的字词:

 

单词 Clavatipollenites
释义
Clavatipollenites

Geology and Earth Sciences
  • A miospore from the Barremian (Lower Cretaceous); one of the oldest known angiosperm pollen grains. It is oval and monosulcate (see sulcus).


随便看

 

科学参考收录了60776条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

 

Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号 更新时间:2024/12/25 1:46:53