Pachycephalosaurus

Pachycephalosaurus wyomingensis

厚头龙拥有所有恐龙中最厚的头骨，其坚实骨质圆拱厚达25厘米。关于它是否用圆拱头进行正面碰撞或侧身撞击的争论仍在继续。它是已知最大的厚头龙类。

描述

测量值 数值 与人类对比
体长 4.5 m roughly the length of a large SUV
体重 1.8 m —
体重 450 kg about 6 adult humans

食性与取食

Herbivore

Pachycephalosaurus 是草食性恐龙。草食性恐龙通常以蕨类植物、苏铁、针叶树等其所处时代的植被为食。许多草食性恐龙进化出了专门用于处理坚韧植物材料的牙齿和消化系统。

时代

Cretaceous Late Mesozoic 代

Pachycephalosaurus 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。

发现地点

命名者 Barnum Brown & Erich Schlaikjer
发现年份 1943
发现地点 Montana, USA

分类

Dinosauria → Ornithischia → Pachycephalosauria → Pachycephalosaurus

厚头蜥蜴

头顶骨骼增厚呈圆顶状的两足食草恐龙。加厚的颅顶可能用于头部碰撞或物种识别展示。

更多比较

Pachycephalosaurus 体长 4.5 米，体重 450.0 千克，roughly the length of a large SUV 且 about 6 adult humans。

此时代暂无恐龙记录。:

Aletopelta coombsi Murusraptor barrosaensis Adelolophus hutchisoni Chirostenotes Alexornis antecedens Llukalkan aliocranianus

快速开始

分类 Pachycephalosauria
地质时代 Cretaceous Late
食性 Herbivore
体型 4.5m long, 1.8m tall, 450.0kg

相关恐龙

Dracorex Cretaceous Late
Herbivore

常见问题

When did Pachycephalosaurus live?
Pachycephalosaurus lived during the Cretaceous Late period (Mesozoic Era, 100.5–66.0 million years ago).
What did Pachycephalosaurus eat?
Pachycephalosaurus was a herbivore.
How big was Pachycephalosaurus?
Pachycephalosaurus was approximately 4.5 meters long, 1.8 meters tall, weighed around 450.0 kg.
When was Pachycephalosaurus discovered?
Pachycephalosaurus was first described in 1943 by Barnum Brown & Erich Schlaikjer, with fossils found in Montana, USA.
What type of dinosaur was Pachycephalosaurus?
Pachycephalosaurus belonged to the Pachycephalosauria group, which is part of the larger Ornithischia clade.
Where were Pachycephalosaurus fossils found?
Fossils of Pachycephalosaurus were found in Montana, USA.
What is the scientific name of Pachycephalosaurus?
The scientific name of Pachycephalosaurus is Pachycephalosaurus wyomingensis.

比较恐龙

Pachycephalosaurus vs Dracorex

探索

Cretaceous Late
此时代暂无恐龙记录。
Pachycephalosauria
此支系暂无恐龙。
Herbivore秒
浏览全部 herbivore秒

探索自然世界

在 Nature FYI 系列中发现更多

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