Irritator

Irritator challengeri

† Irritator得名的原因很不寻常——因为古生物学家对化石头骨在科学研究之前已被商业化石商人工篡改而感到恼火。它是一种重要的南美棘龙科恐龙。

描述

测量值 数值 与人类对比
体长 8.0 m roughly the length of a large SUV
体重 2.5 m —
体重 1.0 t comparable to 1.0 small cars

食性与取食

Piscivore

Irritator 是鱼食性恐龙。鱼食性恐龙通常生活在水源附近，具有细长的吻部和圆锥形牙齿等专门适应捕鱼的特征。

时代

Cretaceous Early Mesozoic 代

Irritator 生活在距今约 145.0 至 100.5 百万年前的 Mesozoic 代 Cretaceous Early 纪。

白垩纪见证了恐龙的持续演化，鸟脚类和早期角龙类兴起。开花植物首次出现并开始改变陆地生态系统。棘龙和其他大型兽脚类在此时期生活。

发现地点

命名者 David Martill et al.
发现年份 1996
发现地点 Santana Formation, Brazil

分类

Dinosauria → Saurischia → Theropoda → Spinosauridae → Irritator

脊椎蜥蜴

具有延长吻部和圆锥形牙齿、适于捕鱼的大型兽脚类恐龙。棘龙是已知最大的肉食性恐龙，估计体长15-18米。

更多比较

Irritator 体长 8.0 米，体重 1000.0 千克，roughly the length of a large SUV 且 comparable to 1.0 small cars。

此时代暂无恐龙记录。:

Musivavis amabilis Aquatilavipes izumiensis Magnoavipes caneeri Muttaburrasaurus (7.0m long, 2.5m tall, 2.8t) Siamraptor suwati Microvenator celer

快速开始

分类 Spinosauridae
地质时代 Cretaceous Early
食性 Piscivore
体型 8.0m long, 2.5m tall, 1.0t

相关恐龙

Spinosaurus Cretaceous Early
Piscivore
Baryonyx Cretaceous Early
Piscivore
Suchomimus Cretaceous Early
Piscivore

常见问题

When did Irritator live?
Irritator lived during the Cretaceous Early period (Mesozoic Era, 145.0–100.5 million years ago).
What did Irritator eat?
Irritator was a piscivore.
How big was Irritator?
Irritator was approximately 8.0 meters long, 2.5 meters tall, weighed around 1.0 tonnes.
When was Irritator discovered?
Irritator was first described in 1996 by David Martill et al., with fossils found in Santana Formation, Brazil.
What type of dinosaur was Irritator?
Irritator belonged to the Spinosauridae group, which is part of the larger Theropoda clade.
Where were Irritator fossils found?
Fossils of Irritator were found in Santana Formation, Brazil.
What is the scientific name of Irritator?
The scientific name of Irritator is Irritator challengeri.

比较恐龙

Irritator vs Spinosaurus Irritator vs Baryonyx Irritator vs Suchomimus

探索

Cretaceous Early
此时代暂无恐龙记录。
Spinosauridae
此支系暂无恐龙。
Piscivore秒
浏览全部 piscivore秒

探索自然世界

在 Nature FYI 系列中发现更多

SpeciesFYI 物种与分类学 BirdFYI 11,000 余种鸟类 FishFYI 鱼类与海洋生物 PlantFYI 379,000 余种植物