Archaeognatha

例句：

1. 1.The discovery of this ancient animal has sparked a new interest in paleontology.
   这一古老动物的发现激发了对古生物学的新兴趣。
2. 2. Archaeognatha is one of the oldest known species of dinosaurs.
   Archaeognatha是已知的最古老的恐龙之一。
3. 3.Paleontologists have been studying Archaeognatha for decades, hoping to uncover more about its evolution.
   古生物学家已经研究Archaeognatha几十年了，希望了解更多关于其进化的信息。