Panthera onca mesembrina

Panthera onca mesembrina, commonly known as the Pleistocene South American jaguar, is an extinct subspecies of the jaguar that was endemic to North and South America during the epoch (1.8 mya–11,000 years ago).

Two specimens were examined by Legendre and Roth for body mass The first specimen was estimated to have a weight of 46.3 kg (100 lb). The second was estimated to have a weight of 129.1 kg (280 lb).

Fossils have been uncovered from Cueva del Milodon, Chile, Piaui, Brazil, and north to Adams County, Washington.