Patagomaia

Patagomaia
Temporal range: Late Cretaceous, Maastrichtian
holotype remains of Patagomaia chainko
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Subclass: Theria
Genus: Patagomaia
Species:
P. chainko
Binomial name
Patagomaia chainko
Chimento et al., 2024

Patagomaia is an extinct therian mammal from the Maastrichtian Chorrillo Formation of Argentina. It is the largest Mesozoic mammal yet known, with weight estimates of around 14 kilograms (31 lb).[1] The type species is P. chainko.

  1. ^ Chimento, Nicolás R.; Agnolín, Federico L.; García-Marsà, Jordi; Manabe, Makoto; Tsuihiji, Takanobu; Novas, Fernando E. (February 3, 2024). "A large therian mammal from the Late Cretaceous of South America". Scientific Reports. 14 (1): 2854. Bibcode:2024NatSR..14.2854C. doi:10.1038/s41598-024-53156-3. PMC 10838296. PMID 38310138.