恐龍卡第 0384 張，共 2 027 張

Changdusaurus

名字的意思： “Changdu lizard”1

吃：植物劍龍類侏羅紀中期

Changdusaurus was a plated dinosaur that munched on plants during the Middle Jurassic. It walked on four legs and had bony plates on its back for protection. This stegosaur lived in what is now China.1 1

生存年代

175 到 162 百萬年前5

侏羅紀中期

化石發現地

Xizang (Tibet), China1

長度

10 m (33 ft)1

體重

10 公噸 (22,000 lb)1

高度

1 m (3.3 ft)1

最高速度

時速約 10 公里（6 英里）

跑步, 估計值

牠生活在什麼時候？

三疊紀

侏羅紀

白堊紀

2 億 5200 萬年前20114566，小行星撞地球

牠有多大？

牠有多長？

牠有多高？

牠有多重？

跟 7 台汽車一樣重

跟 2 台汽車排成一排一樣長跟 56 根香蕉頭尾相接一樣長跟 1.5 頭大象一樣重跟 2000 顆西瓜一樣重跟 12 整班小學生一樣重跟 22 隻北極熊一樣重能在 36 秒內跑完 100 公尺（最快的人類要 9.6 秒）

Changdusaurus 跟「你」比起來有多大？

只是在你的瀏覽器裡算算數學。什麼都不會被儲存或傳送出去。

牠有多快？

走路的人 時速約 5 公里 (3 mph)

Changdusaurus 時速約 10 公里 (6 mph)

騎腳踏車的小朋友 時速約 12 公里 (7 mph)

一匹飛奔的馬 時速約 65 公里 (40 mph)

一隻獵豹 時速約 100 公里 (62 mph)

酷東西

趣味知識

Changdusaurus lived about 174 to 161 million years ago, during the Middle Jurassic.5

Its name means 'Changdu lizard' after the city of Changdu in Tibet.1

This dinosaur was a stegosaur, a group known for having plates and spines along their backs.1

Some scientists think Changdusaurus might be a nomen nudum, meaning the name was not properly described.1

The only fossils of Changdusaurus were found at the Dabuka site in Daye, China.1

Stegosaurids like Changdusaurus had a very small head compared to their huge body.1

Changdusaurus 的 AI 繪圖 — 這是電腦根據科學家目前的知識，用 AI 畫出 Changdusaurus 可能的樣子。這只是猜測：真正的動物可能長得不一樣，也沒有人知道牠真正的顏色。

你們都在問

關於 Changdusaurus 最常被問的問題

?How big was Changdusaurus?

It was about 7 metres (23 feet) long. That is roughly the length of a large minibus.3

?What did Changdusaurus eat?

It ate plants. It was a herbivore that munched on ferns and other greenery.3

?When did Changdusaurus live?

It lived during the Middle Jurassic, about 174 to 161 million years ago.3

?Where was Changdusaurus found?

Its fossils were found in China, near the city of Changdu in Tibet, at the Dabuka site.5 3

?Is Changdusaurus a real dinosaur?

Some scientists think it is a nomen nudum, meaning the name was not properly described. So it is not a fully accepted dinosaur name.5 4

?Did Changdusaurus have plates?

Yes, it had bony plates on its back for protection, like other stegosaurs.3

?Was Changdusaurus a stegosaur?

Yes, it was a stegosaur, a group of plated dinosaurs that walked on four legs.5

?How fast could Changdusaurus run?

Nobody knows for sure. Since it was a heavy, four-legged stegosaur, it probably moved slowly.3

迷思破解王

迷思： Many people think all stegosaurs had the same number of plates.

真相： Different stegosaur species had different numbers and shapes of plates and spines.1

給恐龍專家

學名: Changdusaurus
命名者: Zhao 19855
類群: 劍龍類
科 / 演化支: Stegosauridae5
分類: Ornithischia > Stegosauria > Thyreophora5
岩石的年代: 175 到 162 百萬年 (Aalenian / Callovian)5
國家: 中國5
化石紀錄: The Paleobiology Database 收錄 1 筆5
發現: Changdusaurus was named by Chinese paleontologist Zhao Xijin in 1985 based on fossils from the Jurassic of Tibet.1 2
仍有爭議: Scientists are not sure if Changdusaurus is a valid dinosaur or if its fossils belong to another stegosaur.1