Protoceratops vs Triceratops
Protoceratops と Triceratops のサイズ、食性、分類、地質時代、発見の歴史を詳しく並べて比較します。
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| 属性 | Protoceratops | Triceratops |
|---|---|---|
| 学名 | Protoceratops andrewsi | Triceratops horridus |
| 分類 | Ceratopsia | Ceratopsia |
| 時代 | Cretaceous Late | Cretaceous Late |
| 食性 | Herbivore | Herbivore |
| 全長 | 1.8 m | 9.0 m |
| 体重 | 0.6 m | 3.0 m |
| 体重 | 83 kg | 6.8 t |
| 発見年 | 1923 | 1889 |
| 発見場所 | Gobi Desert, Mongolia | Denver, Colorado, USA |
| 命名者 | Walter Granger & W.K. Gregory | Othniel Charles Marsh |
さらに比較
about the size of a human adult
roughly the length of a large SUV
さらに比較
about 1 adult humans
about the weight of 1.1 elephants
さらに比較
Protoceratops と Triceratops はともに Cretaceous Late 紀に生息しており、同じ生息地を共有していた可能性があります。
さらに比較
Protoceratops
HerbivoreProtoceratops はシダ、針葉樹、ソテツなどの植物を食べる草食恐竜でした。
Triceratops
HerbivoreTriceratops はシダ、針葉樹、ソテツなどの植物を食べる草食恐竜でした。
分類
Protoceratops
Triceratops
両恐竜は Ceratopsia クレード内に共通の祖先を持っています。
主な相違点
- Triceratops (9 m, ~6,800 kg) was far larger than Protoceratops (1.8 m, ~83 kg).
- Triceratops had three prominent horns; Protoceratops had a large frill but no true horns.
- Protoceratops lived in Asia (Gobi Desert); Triceratops lived in North America.
- Protoceratops is considered more basal (primitive) among ceratopsians; Triceratops is a derived ceratopsid.
- Protoceratops is famous for nesting colonies and a fossil locked in combat with Velociraptor; Triceratops is known for combat with T. rex.
ご存知でしたか？
Triceratops was about 5.0x longer than Protoceratops.
Triceratops weighed roughly 82x more than Protoceratops.
Both Protoceratops and Triceratops were herbivores.
Both dinosaurs lived during the Cretaceous Late period and may have coexisted.
Triceratops was discovered 34 years earlier, in 1889.
Both belong to the Ceratopsia clade, making them relatively close relatives.
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