Manuel Quiring

化石拍賣（恐龍和爬行動物）

Psittacosaurus 后肢化石导言

本化石由 Psittacosaurus 的后肢和足部骨骼组成，属于早白垩世（约1.25亿至1.05亿年前）的一种小型草食性角龙类恐龙。它是这一恐龙群体的典型代表。

骨骼结构健壮粗实，跖骨和趾骨短而重，爪子钝圆。这些特征完美适应了 Psittacosaurus 的四肢步行和草食生活方式——强健的后肢支撑着躯体，而钝而圆的爪子更适合挖掘植物根茎，而不是狩猎或快速奔跑。

作为在中国和东亚地区发现的最具代表性的恐龙化石之一，Psittacosaurus 是早期角龙与后来大型形态（如三角龙）之间的关键进化纽带。这枚化石不仅保留了清晰的骨纹理和关节结构，而且仍完整地嵌在周围岩石中，生动地展示了这只“迷你角脸”恐龙在一亿多年前的肢体形态。

尺寸：20×12×8 cm

Introduction to a Fossil of Psittacosaurus Hind Limb

This fossil consists of the hind limb and foot bones of Psittacosaurus, a small herbivorous ceratopsian dinosaur from the Early Cretaceous (approximately 125 to 105 million years ago). It is a typical example of this dinosaur group.

The bone structure is robust and stocky, with short, heavy metatarsals and toes, and blunt, rounded claws. These features are perfectly adapted to Psittacosaurus’s quadrupedal walking and herbivorous lifestyle—the sturdy hind limbs supported a solid body, while the blunt claws were better suited for digging up plant roots than for hunting or fast running.

As one of the most representative dinosaur fossils found in China and East Asia, Psittacosaurus serves as a key evolutionary link between early ceratopsians and later large-bodied forms (such as Triceratops). This fossil not only preserves clear bone texture and joint structure but also remains fully embedded in its surrounding rock, vividly showcasing the limb form of this "mini-horned face" dinosaur from over 100 million years ago.

Size:20*12*8cm

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骨骼化石 - Psittacosaurus Hind Limb - 20 cm - 12 cm

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