恐龍卡第 0837 張，共 2 027 張

Huehuecanauhtlus

名字的意思： “ancient duck”1

吃：植物有喙的草食恐龍白堊紀晚期

Huehuecanauhtlus was a duck-billed dinosaur that lived in what is now Mexico. It had a long tail and walked on two legs or all fours. This plant-eater lived about 85 million years ago.1

生存年代

86 到 84 百萬年前4

白堊紀晚期

化石發現地

Michoacán, Mexico1 3

長度

6 m (20 ft)1

體重

1 公噸到 1.4 公噸 (2,200 到 3,100 lb)1

高度

1.8 m (5.9 ft)

估計值

最高速度

時速約 31 公里（19 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 70 隻狗一樣重

跟 6 隻狗從鼻子接到尾巴一樣長跟 33 根香蕉頭尾相接一樣長跟 280 顆西瓜一樣重跟 74 個幼兒園小朋友一樣重跟 44 個小學生一樣重跟 3 隻北極熊一樣重能在 12 秒內跑完 100 公尺（最快的人類要 9.6 秒）

Huehuecanauhtlus 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)

Huehuecanauhtlus 時速約 31 公里 (19 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

Huehuecanauhtlus is known from only two partial skeletons, one larger and one smaller.1

Its name comes from the Nahuatl language and means 'ancient duck'.1

It had tall spines on its back vertebrae, up to four times taller than the bone body.1

This dinosaur lived during the Santonian stage of the Late Cretaceous, about 85.8 to 83.5 million years ago.1

Huehuecanauhtlus had a very curved bone in its hip called the preacetabular process.1

It was a medium-sized hadrosauroid, about 6 meters (20 feet) long.1

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

?How big was Huehuecanauhtlus?

It was a medium sized dinosaur, about 6 metres (20 feet) long and weighed around 1 to 1.4 metric tons.1

?What did Huehuecanauhtlus eat?

It was a plant-eater, like other duck-billed dinosaurs. Its teeth were good for chewing tough plants.1

?When did Huehuecanauhtlus live?

It lived during the Late Cretaceous period, about 85.8 to 83.5 million years ago, in the Santonian stage.1

?Where was Huehuecanauhtlus found?

Its fossils were found in Michoacán, western Mexico, at a place called Barranca Los Bonetes.1

給恐龍專家

學名: Huehuecanauhtlus
命名者: Ramírez-Velasco et al. 20124
類群: 有喙的草食恐龍
科 / 演化支: Hadrosauroidea4
分類: Ornithischia > Ornithopoda > Iguanodontia4
岩石的年代: 86 到 84 百萬年 (Santonian)4
岩層: Cutzamala4
國家: 墨西哥4
化石紀錄: The Paleobiology Database 收錄 2 筆4
發現: Huehuecanauhtlus was named in 2012 by Angel Alejandro Ramírez-Velasco and his team. The fossils were found in Michoacán, Mexico.1
仍有爭議: Scientists are not sure exactly how Huehuecanauhtlus is related to other duck-billed dinosaurs.1