No creditable macrofossil record of the Fagaceae exists in the Cretaceous deposits and all the Cretaceous microfossil reports remain equivocal and require further study.
Like, in March this year, researchers found remnants of ancient thermal vents buried in rocks in Quebec, with microfossils that clocked in around 3.7 to 4.28 billion years old.
的
，
复杂的形态特徵特别引起我们兴趣。
纪尚无壳斗科可靠的大化
进一步研究才能确定亲缘关系以及古新世壳斗科已经分化出两个
如，今年 3 月，研究人员在魁北克
岩石
现了埋藏在岩石
