| Lebo Member | |
| Type: | Member |
| Age: | Paleogene |
| Period: | Paleogene |
| Region: | Montana, Wyoming |
| Country: | United States |
| Unitof: | Fort Union Formation |
| Underlies: | Tongue River Member |
The Lebo Member is a geologic member of the Fort Union Formation in Montana and Wyoming. It preserves fossils dating back to the Paleogene period.[1]