Narambuenatitan: Research Database
Saltasauridae (Titanosauria: Sauropoda) · Late Cretaceous (~83–71 MYA) · North America — Mexico (Cerro del Pueblo Formation)
Research Note: Narambuenatitan pitok was a saltasaurid titanosaur from the Late Cretaceous Cerro del Pueblo Formation of Coahuila, Mexico. Its name honours the Narambuen community. It provides data on titanosaur diversity in the latest Cretaceous of North America.
| Research Finding | Status | Grade | Year | Method | Citation | Impact |
|---|---|---|---|---|---|---|
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García et al. 2012: Description of Narambuenatitan from the Cerro del Pueblo Formation
García et al. 2012 provide the original description of Narambuenatitan pitok, documenting its saltasaurid anatomy and its significance as a titanosaur from the latest Cretaceous of North America
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Confirmed | A | 2012 | Fossil | García et al., Cretaceous Research | Taxonomy |
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Filippi & Salgado 2019: Titanosaur diversity from the Cretaceous of Argentina
Filippi & Salgado 2019 provide additional context on titanosaur diversity from the Cretaceous of Argentina, including specimens relevant to understanding Narambuenatitan
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Reviewed | B | 2019 | Fossil | Filippi & Salgado, Cretaceous Research | Diversity |
Active Debate: Titanosaur Dispersal and Biogeography in the Latest Cretaceous of North America
Whether Narambuenatitan is more closely related to South American titanosaurs or represents an endemic North American form is debated.
What We Still Do Not Know About Narambuenatitan
- Complete skeletal morphology: Partial specimen known.
- Body mass: Estimated.
- Skin and armour: Unknown.
- Growth patterns: No bone histology data.
In Depth
Narambuenatitan was a fairly small genus titanosaur that lived in South America during the Late Cretaceous. Narambuenatitan has also been noted as being similar to the genus Epachthosaurus, and the two are included within the Lithostrotia titanosaurs.
Further Reading
- A new titanosaur sauropod dinosaur from the Upper Cretaceous of North Patagonia, Argentina. - Acta Palaeontologica Polonica 56 (3): 505–520. - Leonardo S. Filippi, Rodolfo A. Garc�a & Alberto C. Garrido - 2011.
