Aerosteon riocoloradensis

†Aerosteon riocoloradensis是一种大型异特龙超科兽脚恐龙，生活在阿根廷门多萨省晚白垩世（约8400万年前）。估计体长9-10米，这种双足食肉恐龙以保存了鸟类型气囊呼吸系统的证据而闻名——表明类似鸟类的肺功能在鸟类出现之前就已在恐龙中进化。由Sereno等人于2008年命名。

食性与取食

Carnivore

Aerosteon riocoloradensis 是肉食性捕食者。肉食性恐龙是配备了锋利牙齿和爪子的积极猎手或食腐动物。它们占据了各自生态系统食物链的顶端。

Cretaceous Late Mesozoic 代

Aerosteon riocoloradensis 生活在距今约 100.5 至 66.0 百万年前的 Mesozoic 代 Cretaceous Late 纪。

恐龙时代的最终篇章，出现了霸王龙、三角龙、伶盗龙等标志性物种。恐龙在奇克苏鲁陨石撞击终结中生代之前达到了多样性顶峰。

Argentina

地质时代	Cretaceous Late
食性	Carnivore

When did Aerosteon riocoloradensis live?

Aerosteon riocoloradensis lived during the Cretaceous Late period (Mesozoic Era, 100.5–66.0 million years ago).

What did Aerosteon riocoloradensis eat?

Aerosteon riocoloradensis was a carnivore.

Where were Aerosteon riocoloradensis fossils found?

Fossils of Aerosteon riocoloradensis were found in Argentina.

Data verified 三月 2026

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