Genus
Valid Extinct

Astigmasaura

Bellardini et al. 2025

Astigmasaura is an extinct genus of rebbachisaurid sauropod dinosaurs from the Late Cretaceous Huincul Formation of Argentina. The genus contains a single species, Astigmasaura genuflexa, known from an incomplete articulated skeleton.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
1
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
🦴
PBDB ↗ 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
›
Diplodocoidea Unranked clade
›
Diplodocimorpha Unranked clade
›
Rebbachisauridae Unranked clade
›
Astigmasaura Genus
Fossil sites 1 geolocated sites
Distribution
Top countries
🇦🇷 Argentina
1
Geological formations
Huincul
1
Temporal distribution
Cenomanian (100.5–93.9 Ma)
1
Species (1)
Astigmasaura genuflexa 101 Ma
Bibliography
Original description
F. Bellardini, L. S. Filippi, and J. L. Carballido, A. C. Garrido, M. A. Baiano. 2025. Side by side with titans: A new rebbachisaurid dinosaur from the Huincul Formation (upper Cenomanian) of Patagonia, Argentina. Cretaceous Research 176(78):106188 DOI ↗
Bibliography (1)
F. Bellardini, L. S. Filippi, and J. L. Carballido, A. C. Garrido, M. A. Baiano. 2025. Side by side with titans: A new rebbachisaurid dinosaur from the Huincul Formation (upper Cenomanian) of Patagonia, Argentina. Cretaceous Research 176(78):106188 DOI ↗