Satherium piscinarium
| Satherium piscinarium Temporal range:  | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | Carnivora | 
| Family: | Mustelidae | 
| Subfamily: | Lutrinae | 
| Genus: | †Satherium | 
| Species: | †S. piscinarium | 
| Binomial name | |
| †Satherium piscinarium (Leidy, 1873) | |
Satherium piscinarium is an extinct species of giant otter of North America that lived during the Pliocene through Pleistocene from ~3.7–1.6 Ma. (AEO). existing for approximately 2.1 million years.
Satherium piscinarium is stated to be related to the giant otter of Brazil and Suriname. Fossil specimens have been found across the United States, from Washington in the northwest to Florida in the southeast. Idaho has yielded the largest number of collections of S. piscinarium.