Full reference: J. O. Calvo, J. D. Porfiri, and F. E. Novas. 2007. Discovery of a new ornithopod dinosaur from the Portezuelo Formation (Upper Cretaceous), Neuquén, Patagonia, Argentina. Arquivos do Museu Nacional, Rio de Janeiro 65(4):471-483
Parent taxon: Iguanodontia according to P.-E. Dieudonné et al. 2020
See also Calvo et al. 2007, Herne et al. 2019, Ibiricu et al. 2019, Madzia et al. 2018, Moyano-Paz et al. 2022, Novas et al. 2019 and Rozadilla et al. 2019
Sister taxa: Albisaurus, Albisaurus scutifer, Anoplosaurus major, Bihariosaurus, Camptosauroidea, Choyrodon, Dryomorpha, Eucercosaurus, Eucercosaurus tanyspondylus, Euiguanodontia, Fulgurotherium, Iguanodon ottingeri, Iguanodontoidea, Iyuku, Loncosaurus, Mantellisaurus, Osmakasaurus, Planicoxa, Rhabdodontomorpha, Sphenospondylus, Syngonosaurus, Syngonosaurus macrocercus, Tichosteus, Vectisaurus, Yueosaurus
Subtaxa: Anabisetia Atlascopcosaurus Chakisaurus Diluvicursor Galleonosaurus Isasicursor Kangnasaurus Leaellynasaura Macrogryphosaurus Mahuidacursor Morrosaurus Sektensaurus Talenkauen Tietasaura Trinisaura
Ecology: ground dwelling herbivore
Distribution:
• Cretaceous of Antarctica (2 collections), Argentina (16), Australia (7), Brazil (1), South Africa (1)
Total: 27 collections including 36 occurrences