| Taveirosaurus Temporal range: Late Cretaceous,
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|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | †Eutriconodonta |
| Genus: | †Taveirosaurus Antunes & Sigogneau-Russell, 1991 |
| Species: | †T. costai
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| Binomial name | |
| †Taveirosaurus costai Antunes & Sigogneau-Russell, 1991
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Taveirosaurus (meaning "Taveiro lizard") is a genus of possibly eutriconodontan mammal from the Late Cretaceous Argilas de Aveiro Formation of Portugal, and also Laño, Spain. The genus is based solely on teeth, and the type species is T. costai.[1]