恐龍卡第 1197 張，共 2 027 張

Moanasaurus

名字的意思： “sea lizard”1

吃：肉滄龍類白堊紀晚期嚴格來說不是恐龍

Moanasaurus was a huge sea lizard that swam in the oceans around New Zealand near the end of the Age of Dinosaurs. It had a long skull full of sharp teeth and powerful flippers to chase fish and other marine animals.1 3

趣味小知識：這種海生爬蟲類在海裡游泳的時候，恐龍正在陸地上走路。大家都叫牠們恐龍，但牠們其實是爬蟲類的另一個分支。

生存年代

84 到 66 百萬年前3

白堊紀晚期

化石發現地

North Island, New Zealand, and possibly Antarctica1 3

最高速度

時速約 36 公里（22 英里）

游泳, 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)

Moanasaurus 時速約 36 公里 (22 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

Moanasaurus means 'sea lizard' in Māori and Greek.1

Its skull was 78 cm (31 inches) long, making it one of the largest mosasaurs in its group.1 2

The first fossils were found in the Mangahouanga Stream on New Zealand's North Island.1 2

It lived between 83 and 66 million years ago, during the Late Cretaceous period.3 2

Some scientists think that fossil bones found in Antarctica might also belong to Moanasaurus.1

Moanasaurus had a short, strong upper arm bone and hourglass-shaped finger bones, good for swimming.2

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

?How big was Moanasaurus?

Its skull was 78 cm long, and it was one of the largest mosasaurs in its group. The whole animal was probably very big, but scientists do not have a complete skeleton to measure exactly.1 3

?What did Moanasaurus eat?

It ate fish and other marine animals, using its long skull full of sharp teeth to catch them.1

?Is Moanasaurus a dinosaur?

No, it is not a dinosaur. Moanasaurus was a mosasaur, a kind of giant sea lizard that lived in the ocean during the time of the dinosaurs.1

?Where was Moanasaurus found?

Its fossils were discovered in the North Island of New Zealand, near the Mangahouanga Stream.1 3

給恐龍專家

學名: Moanasaurus
命名者: Wiffen 19803
類群: 滄龍類
科 / 演化支: Mosasauridae3
分類: Mosasauroidea3
岩石的年代: 84 到 66 百萬年 (Campanian / Maastrichtian)3
岩層: Tahora3
國家: 紐西蘭, 南極洲3
化石紀錄: The Paleobiology Database 收錄 3 筆3
發現: Moanasaurus was named by Joan Wiffen in 1980, based on a partial skeleton found in New Zealand.1 3
仍有爭議: Scientists are not sure if some Antarctic mosasaur fossils belong to Moanasaurus or to a different species.1