Alectrosaurus
Alectrosaurus is a theropod dinosaur related to Tyrannosaurus, Alioramus and Tarbosaurus. It lived in Mongolia and China in the Late Cretaceous period, about 90-70 million years ago.[1] Alectrosaurus as a genus existed for about 9 million years.
| Alectrosaurus Temporal range: Late Cretaceous, | |
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| Alectrosaurus size comparison | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Superfamily: | †Tyrannosauroidea |
| Genus: | †Alectrosaurus Gilmore, 1933 |
| Species: | †A. olseni |
| Binomial name | |
| Alectrosaurus olseni Gilmore, 1933 | |
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