恐龍卡第 1614 張，共 2 027 張

Secernosaurus

名字的意思： “separated lizard”1

吃：植物鴨嘴龍類白堊紀晚期

Secernosaurus was a duck-billed dinosaur that lived in South America. It was one of the first hadrosaurs ever found there, and it munched on plants with its wide, flat beak.1

生存年代

72 到 66 百萬年前5

白堊紀晚期

化石發現地

Argentina (Chubut province)1 2

長度

3 m (9.8 ft)1

體重

360 kg (794 lb)3

高度

1.3 m (4.3 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 18 隻狗一樣重

跟 3 隻狗從鼻子接到尾巴一樣長跟 17 根香蕉頭尾相接一樣長跟 72 顆西瓜一樣重跟 19 個幼兒園小朋友一樣重跟 11 個小學生一樣重能在 9 秒內跑完 100 公尺（最快的人類要 9.6 秒）

Secernosaurus 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)

Secernosaurus 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

Secernosaurus was the first hadrosaurid dinosaur ever discovered in South America.1

It lived during the Late Cretaceous period, about 71 to 66 million years ago.1

Its fossils were found near Lago Colhue Huapi in Argentina.5

Scientists think Secernosaurus may have lived in groups, like many other duck-billed dinosaurs.2

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

?How big was Secernosaurus?

About 4 to 5 metres (13 to 16 feet) long. It was a small hadrosaurid.4

?What did Secernosaurus eat?

It was a herbivore, eating plants with its wide, flat beak.1

?Where did Secernosaurus live?

It lived in what is now Argentina, in a region called Patagonia, during the Late Cretaceous.4

?Is Secernosaurus a dinosaur?

Yes, it is a dinosaur. It belongs to the group Hadrosauridae, the duck-billed dinosaurs.1

給恐龍專家

學名: Secernosaurus
命名者: Brett-Surman 19795
類群: 鴨嘴龍類
科 / 演化支: Hadrosauridae5
分類: Ornithischia > Ornithopoda > Iguanodontia > Hadrosauridae5
岩石的年代: 72 到 66 百萬年 (Maastrichtian)5
岩層: Lago Colhué Huapi5
國家: 阿根廷5
化石紀錄: The Paleobiology Database 收錄 1 筆5
發現: Secernosaurus was named by paleontologist Brett-Surman in 1979, based on a partial skeleton found in Argentina.1 5
仍有爭議: Scientists are not sure exactly how Secernosaurus is related to other hadrosaurs. Some think it belongs to the group Kritosaurini, but others disagree.2