This article includes a list of references, related reading, or external links, but its sources remain unclear because it lacks inline citations .(August 2018)  | 
| Jolliet Group | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Group | 
| Location | |
| Region | Quebec | 
| Country | Canada | 
The Jolliet Group is a geologic group in Quebec. It preserves fossils dating back to the Ordovician period.