“ichthyornis”的音标：英式 /ˌɪkθiˈɔːrnɪs/，美式 /ˌɪkθiˈɔːrnɪs/
“ichthyornis”的用法和例句8句：
- Ichthyornis is an extinct genus of toothed birds that lived during the Late Cretaceous period, around 70 million years ago.
- The name "Ichthyornis" comes from the Greek words "ichthys" (fish) and "ornis" (bird), referring to its fish-like teeth.
- Fossils of Ichthyornis have been primarily found in North America, especially in the chalk beds of Kansas.
- Unlike modern birds, Ichthyornis had sharp, conical teeth in its jaws, a feature more typical of reptiles.
- Its skeletal structure shows a mix of avian and reptilian traits: a bird-like skull with teeth and a robust sternum for flight.
- Ichthyornis is considered a key transitional fossil, bridging the gap between non-avian dinosaurs and modern birds.
- The wings of Ichthyornis were well-developed with flight feathers, suggesting it was capable of agile flight.
- Scientists study Ichthyornis fossils to understand how avian features such as beaks and tooth loss evolved over time.
以上参考资料是词义通为您整理的单词“ichthyornis”的解释和含义，如有错漏请向我们提供反馈意见。
来源：词义通 | 更新时间：2026-11-05 22:16:03 | 如有错漏欢迎反馈纠错
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