⚠ This taxon is a local entry, absent from the Paleobiology Database. Data may be incomplete or unverified.
Genus
Valid

Mesetasaurus

Soto Núñez et al., 2026

Mesetasaurus is a genus of aeolosaurin titanosaurian sauropod dinosaurs known from the Guichón Formation of Paysandú Department, Uruguay. The genus contains a single species, the type species Mesetasaurus protector, known from two well-preserved caudal vertebrae. It is the second titanosaurian taxon known from its unit, after the saltasauroid Udelartitan.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
0
Group
Dinosaures
Herbivore
🦴
Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Saurischia Unranked clade
›
Sauropodomorpha Unranked clade
›
Massopoda Unranked clade
›
Sauropodiformes Unranked clade
›
Sauropoda Unranked clade
›
Gravisauria Unranked clade
›
Eusauropoda Unranked clade
›
Neosauropoda Unranked clade
›
Macronaria Unranked clade
›
Titanosauriformes Unranked clade
›
Somphospondyli Unranked clade
›
Titanosauria Unranked clade
›
Lithostrotia Unranked clade
›
Aeolosaurini Unranked clade
›
Mesetasaurus Genus
Référence bibliographique
Publication originale
2026 Soto Núñez, M.; Montenegro, F.; Perea, D. (2026). "A new Aeolosaurini (Sauropoda, Titanosauria) from the Upper Cretaceous of Uruguay". Ameghiniana.