Pliohyracinae

例句：

1. 1.The Pliohyracinae are a group of extinct reptiles that lived during the Late Cretaceous period.
   Pliohyracinae是一群已灭绝的爬行动物，生活在白垩纪晚期。
2. 2.The discovery of these creatures has led to new insights into the evolution of dinosaurs.
   对这些生物的发现为恐龙进化提供了新的见解。
3. 3. The Pliohyracinae were known for their unique adaptations, such as their ability to breathe underwater and their sharp teeth.
   Pliohyracinae以其独特的适应能力而闻名，如在水下呼吸的能力以及锋利的牙齿。