Classification
The type specimen of Sudamerica ameghinoi was discovered in Punta Peligro, Argentina in deposits dating to the Lower Paleocene period. In 1999, a near complete lower jaw (dentary) was found.
The genus and species were named by Scillato-Yané and R. Pascual in 1984. The genus is also known by the synonym Sudamericana. The position of gondwanatherians within the class Mammalia is not yet clear.
Read more about this topic: Sudamerica