Palaeoconcha

例句：

1. 1. The discovery of this fossil has sparked a new interest in paleobiology.
   这一化石的发现激发了对古生物学的新兴趣。
2. 2. Palaeontologists study the remains of ancient animals to understand their evolution.
   古生物学家研究古代动物的遗骸，以了解其进化过程。
3. 3. Palaeontologists have discovered numerous species of dinosaurs that lived during the Cretaceous period.
   古生物学家已经发现了许多生活在白垩纪时期的恐龙种类。