Named By: P. Cruzado-Caballero & J. E. Powell - 2017.
Classification: Chordata, Reptilia, Dinosauria, Ornithischia, Hadrosauroidea.
Species: B. rionegrensis (type).
Size: Roughly estimated at about 7 meters long.
Known locations: Argentina - Allen Formation.
Time period: Campanian/Maastrichtian of the Cretaceous.
Fossil representation: Partial skeleton.
of Bonapartesaurus were first assigned to the genus
However a few years after naming Willinakaqe,
to the conclusion that that genus was based upon the collection of
several different kinds of hadrosaur.
This included the Paratype
material of Willinakaqe which became the genus Bonapartesaurus.
Bonapartesaurus was a medium sized hadrosaur, sharing it’s habitat with a variety of titanosaurs, as well as predatory dinosaurs such as dromaeosaurs and abelisaurs.
- Bonapartesaurus rionegrensis, a new hadrosaurine dinosaur from South America: implications for phylogenetic and biogeographic relations with North America. - Journal of Vertebrate Paleontology 37(2):e1289381:1-16. - P. Cruzado-Caballero & J. E. Powell - 2017.