| Pliolymbus Temporal range:
| |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Podicipediformes |
| Family: | Podicipedidae |
| Genus: | †Pliolymbus Murray, 1967 |
| Type species | |
| †Pliolymbus baryosteus Murray, 1967
| |
Pliolymbus is a fossil genus of grebe known from the Late Pliocene to Early Pleistocene of United States and Mexico. It is known from a single species, P. baryosteus.