恐龍卡第 0169 張，共 2 027 張

Aristosuchus

名字的意思： “best or noblest crocodile”1

吃：肉肉食恐龍白堊紀早期

Aristosuchus was a small, fast meat-eating dinosaur that lived in what is now England. It ran on two legs and hunted for food during the Early Cretaceous period, about 130 to 123 million years ago.1 4

生存年代

126 到 120 百萬年前4

白堊紀早期

化石發現地

Isle of Wight, England, United Kingdom1 4

長度

最多 2 m (6.6 ft)1

體重

7 kg 到 30 kg (15 到 66 lb)1

高度

0.68 m (2.2 ft)

估計值

最高速度

時速約 40 公里（25 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？

估計值

牠有多重？

跟 8 隻家貓一樣重

跟 4 隻家貓從鼻子接到尾巴一樣長跟 11 根香蕉頭尾相接一樣長跟 6 顆西瓜一樣重能在 9 秒內跑完 100 公尺（最快的人類要 9.6 秒）

Aristosuchus 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)

騎腳踏車的小朋友 時速約 12 公里 (7 mph)

Aristosuchus 時速約 40 公里 (25 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

Aristosuchus was first thought to be a crocodile, but scientists later realized it was a dinosaur.1

The only known fossil of Aristosuchus is a set of bones from the hips and tail, found by a reverend named William D. Fox.1

Its name means 'best crocodile' in Greek, even though it was not a crocodile at all.1

Aristosuchus was about the size of a large dog, around 2 metres (6.6 feet) long.1

It lived on the Isle of Wight, which at the time was a warm, swampy place full of dinosaurs.1

Scientists are not sure exactly how much Aristosuchus weighed; estimates range from 7 to 30 kilograms (15 to 66 pounds).1

Aristosuchus 的 AI 繪圖 — 這是電腦根據科學家目前的知識，用 AI 畫出 Aristosuchus 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 Aristosuchus 最常被問的問題

?How big was Aristosuchus?

About 2 metres (6.6 feet) long. Its weight is uncertain: estimates range from 7 to 30 kilograms (15 to 66 pounds).1

?What did Aristosuchus eat?

It was a meat-eater (carnivore) that hunted small animals in its environment.1 3

?Why is it called Aristosuchus?

Its name means 'best crocodile' in Greek, because scientists first thought it was a crocodile. Later they learned it was a dinosaur.1

?Where did Aristosuchus live?

It lived on the Isle of Wight in England, which was a warm, swampy floodplain with rivers and lakes during the Early Cretaceous.1

迷思破解王

迷思： Aristosuchus was a crocodile.

真相： Aristosuchus was actually a small theropod dinosaur, not a crocodile. Early scientists mistook it for a crocodile because of its name and some bone features.1

給恐龍專家

學名: Aristosuchus
命名者: Seeley 18874
類群: 肉食恐龍
科 / 演化支: Compsognathidae4
分類: Theropoda > Compsognathidae4
岩石的年代: 126 到 120 百萬年 (Barremian / Aptian)4
國家: 英國4
化石紀錄: The Paleobiology Database 收錄 1 筆4
發現: The fossils were discovered by Reverend William D. Fox on the Isle of Wight, England. Richard Owen first named them Poekilopleuron pusillus in 1876, but Harry Govier Seeley gave them the new name Aristosuchus in 1887.1
仍有爭議: Scientists still debate whether Aristosuchus is really a distinct species or if its fossils belong to another dinosaur.2