Giganotosaurus
Carcharodontosaurid dinosaur genus from the late Cretaceous period
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Key Takeaways
- Giganotosaurus ( GIG -ə- NOH -tə- SOR -əs ) is a genus of large theropod dinosaur that lived in what is now Argentina, during the early Cenomanian age of the Late Cretaceous period, approximately 99.
- The holotype specimen was discovered in the Candeleros Formation of Patagonia in 1993 and is almost 70% complete.
- A dentary bone, a tooth, and some tracks, discovered before the holotype, were later assigned to this animal.
Giganotosaurus ( GIG-ə-NOH-tə-SOR-əs) is a genus of large theropod dinosaur that lived in what is now Argentina, during the early Cenomanian age of the Late Cretaceous period, approximately 99.6 to 95 million years ago. The holotype specimen was discovered in the Candeleros Formation of Patagonia in 1993 and is almost 70% complete. The animal was named Giganotosaurus carolinii in 1995; the genus name translates to "giant southern lizard", and the specific name honors the discoverer, Ruben Carolini. A dentary bone, a tooth, and some tracks, discovered before the holotype, were later assigned to this animal. The genus attracted much interest and became part of a scientific debate about the maximum sizes of theropod dinosaurs.
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