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