Full reference: S. Soto-Acuña, A. O. Vargas, J. Kaluza, M. A. Leppe, J. F. Botelho, J. Palma-Liberona, C. Simon-Gutstein, R. A. Fernández, H. Ortiz, V. Milla, B. Aravena, L. M. E. Manríquez, J. Alarcón-Muñoz, J. Pino, C. Trevisan, H. Mansilla, L. Hinojosa, V. Muñoz-Walther, and D. Rubilar-Rogers. 2021. Bizarre tail weaponry in a transitional ankylosaur from subantarctic Chile. Nature 600:259-263
Parent taxon: Ankylosauria according to A. O. Fonseca et al. 2024
See also Soto-Acuña et al. 2021 and Soto-Acuña et al. 2024
Sister taxa: Acanthopholis, Acanthopholis eucercus, Acanthopholis macrocercus, Brachypodosaurus, Crichtonsaurus, Cryptodraco, Cryptosaurus, Dracopelta, Euankylosauria, Heishansaurus, Hierosaurus, Metatetrapous, Mymoorapelta, Nodosauroidea, Palaeoscincus, Palaeoscincus costatus, Polacanthidae, Polacanthoides, Priconodon, Priodontognathus, Qijiangpus, Rhadinosaurus, Rhodanosaurus, Sarcolestes, Sinankylosaurus, Spicomellus, Stegosaurus madagascariensis, Tianchiasaurus, Vectipelta, Zhejiangosaurus
Subtaxa: Antarctopelta Kunbarrasaurus Stegouros
Ecology: ground dwelling herbivore
Distribution:
• Cretaceous of Antarctica (1 collection), Argentina (22), Australia (2), Chile (1)
Total: 26 collections each including a single occurrence