Crurotarsi facts for kids
| Crurotarsans Temporal range: Lower Triassic – present 250 mya – 0 |
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| Life restoration of Protome batalaria | |
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| Life restoration of Ornithosuchus woodwardi | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Sauropsida |
| Subgroups | |
The Crurotarsi are one of the two main groups of archosaurs. It includes the archosaurs (living today are crocodiles and birds). It also includes all their ancestors and relatives right back to the early Triassic period, including the Pseudosuchia.
Crurotarsi:
- Avemetatarsalia
- †Pterosauria
- †Dinosauria
- Aves (birds)
- The crocodile line Pseudosuchia
- †Phytosauria: semi-aquatic long-snouted types
- †Aetosauria: quadrupedal armoured herbivores
- †Ornithosuchidae: look rather like dinosaurs
- Crocodylomorpha (Crocodilia and their ancestors)
- †Rauisuchia ? uncertain group, includes some large-bodied quadrupedal predators
Both main groups of Archosaurs are defined by features of their ankle joints.
Images for kids
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Erythrosuchus
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Euparkeria
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Lexikon
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Desmatosuchus spurensis
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Ornithosuchus
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Arizonasaurus
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Shuvosaurus
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Chanaresuchus
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Smilosuchus adamanensis
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Gracilisuchus
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Postosuchus
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Lotosaurus
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Effigia
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Crurotarsi Facts for Kids. Kiddle Encyclopedia.