Tangvayosaurus
| Tangvayosaurus Temporal range: Early Cretaceous,
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|---|---|
| Holotype of Tangvayosaurus, Dinosaur Museum, Savannakhet, Laos | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | †Sauropodomorpha |
| Clade: | †Sauropoda |
| Clade: | †Macronaria |
| Family: | †Euhelopodidae |
| Genus: | †Tangvayosaurus Allain et al., 1999 |
| Species: | †T. hoffeti
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| Binomial name | |
| †Tangvayosaurus hoffeti Allain et al., 1999
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| Synonyms | |
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Tangvayosaurus (meaning "Tang Vay lizard") is a genus of sauropod dinosaur from the Lower Cretaceous (Aptian to Albian ages) Grès supérieurs Formation of Savannakhet Province, Laos. It was a basal somphospondylan, measuring about 15 m (49 ft) long, and is known from the remains of two or three individuals.