恐龍卡第 1598 張，共 2 027 張

Saurornitholestes

名字的意思： “lizard-bird thief”1

吃：肉迅猛龍類白堊紀晚期

Saurornitholestes was a small, fast, meat-eating dinosaur that lived in North America and maybe Europe. It had a big sickle claw on each foot and sharp teeth for catching prey.1

生存年代

84 到 66 百萬年前3

白堊紀晚期

化石發現地

Alberta and Saskatchewan, Canada; Montana, New Mexico, Alabama, South Carolina, and other US states; also possible fossils in France, Romania, and Russia1 3

長度

1.3 到 1.8 m (4.3 到 5.9 ft)1

體重

5 kg 到 22.5 kg (11 到 50 lb)1

高度

0.6 m (2 ft)1

最高速度

時速約 38 公里（24 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 6 隻家貓一樣重

跟 4 隻家貓從鼻子接到尾巴一樣長跟 10 根香蕉頭尾相接一樣長跟 4 顆西瓜一樣重能在 9.5 秒內跑完 100 公尺（最快的人類要 9.6 秒）

Saurornitholestes 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)

Saurornitholestes 時速約 38 公里 (24 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

A tooth from Saurornitholestes was found stuck in the wing bone of a giant pterosaur, maybe a Quetzalcoatlus.1

Saurornitholestes was more lightly built and longer-legged than Velociraptor.1

It lived during the Late Cretaceous, from about 83.6 to 66 million years ago.3

Saurornitholestes used a 'puncture and pull' feeding method, like other meat-eating dinosaurs.1

It is the most common small theropod found in Dinosaur Provincial Park in Alberta, Canada.1

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

?How big was Saurornitholestes?

About 1.3 to 1.8 metres (4 to 6 feet) long, 60 centimetres (2 feet) tall at the hip, and weighed between 5 and 22.5 kilograms (11 to 50 pounds).1

?Did Saurornitholestes have feathers?

Yes, it likely had feathers. Its teeth may have been used for preening feathers, just like some other raptors.1 2

?When did Saurornitholestes live?

It lived during the Late Cretaceous, between about 76.5 and 74.8 million years ago.2

?Where was Saurornitholestes found?

Fossils have been found in Canada (Alberta and Saskatchewan) and the United States (Montana, New Mexico, Alabama, and South Carolina).1

?Was Saurornitholestes bigger than Velociraptor?

It was about the same size as Velociraptor, but more lightly built and longer-legged.1 2

給恐龍專家

學名: Saurornitholestes
命名者: Sues 19783
類群: 迅猛龍類
科 / 演化支: Dromaeosauridae3
分類: Theropoda > Dromaeosauridae3
岩石的年代: 84 到 66 百萬年 (Campanian / Maastrichtian)3
岩層: Dinosaur Park, Oldman, Aguja3
國家: 加拿大, 美國, 羅馬尼亞, 俄羅斯, 法國3
化石紀錄: The Paleobiology Database 收錄 148 筆3
發現: In 1974, amateur paleontologist Irene Vanderloh found a skeleton near Steveville, Alberta. Hans-Dieter Sues named it Saurornitholestes langstoni in 1978.1
仍有爭議: Scientists are not sure if Saurornitholestes is more closely related to Velociraptor or to other dromaeosaurids.1