pseudocephalon

例句：

1. 1. The study of pseudocephalon is a fascinating field in paleontology.
   研究伪头骨在古生物学中是一个引人入胜的领域。
2. 2. The discovery of this pseudocephalon species has expanded our understanding of the early mammals.
   这种伪头骨物种的发现扩展了我们对早期哺乳动物的理解。
3. 3. Pseudocephalons are often used as artifacts in archaeological excavations to help identify ancient human remains.
   伪头骨通常在考古学发掘中使用，以帮助识别古代人类遗骸。