Helodontidae

例句：

1. 1. The discovery of this species has sparked a new wave of research in paleontology.
   这一物种的发现激发了古生物学领域的新一轮研究热潮。
2. 2. Helodontidae is one of the largest groups of marine reptiles.
   鱼龙目是最大的海洋爬行动物之一。
3. 3. The fossil record from the Cretaceous period provides valuable insights into the evolution of marine life.
   白垩纪时期的化石记录为了解海洋生物的进化提供了宝贵的线索。