Full reference: A. Reutter, J. L. Carballido, G. J. Windholz, D. Pol, and O. W. Rauhut. 2026. Bicharracosaurus dionidei, gen. et sp. nov., a new macronarian (Dinosauria, Sauropoda) from the Late Jurassic Cañadón Calcáreo Formation of Argentina and the problematic early evolution of macronarians. PeerJ 14(4443):e20945
Parent taxon: Macronaria according to A. Reutter et al. 2026
Sister taxa: Apatosaurus minimus, Aragosaurus, Astrodon, Atlasaurus, Bothriospondylus robustus, Camarasauromorpha, Dashanpusaurus, Dinodocus, Dinodocus mackesoni, Galveosaurus, Titanomorpha, Titanosauriformes, Yuzhoulong
Subtaxa: Bicharracosaurus dionidei
Type: Bicharracosaurus dionidei
Ecology: ground dwelling herbivore
Distribution:
• Jurassic of Argentina (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.