| Youngofiber | |
|---|---|
| Holotype (IVPP V793) of Y. sinensis, Paleozoological Museum of China | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Castoridae |
| Genus: | †Youngofiber Chow & Li, 1978 |
| Species | |
|
†Y. sinensis (Young, 1955) | |
Youngofiber is an extinct genus of beavers from Miocene China and Japan.: 319