| York River Formation | |
|---|---|
| Stratigraphic range: Devonian | |
| Type | Geological formation |
| Unit of | Gaspé Sandstones |
| Underlies | Battery Point Formation |
| Location | |
| Region | Quebec |
| Country |  Canada |
The York River Formation is a geologic formation in Quebec. It preserves fossils dating back to the Devonian period.
The basal unit of the Gaspé Sandstones, the York River Formation is wholly marine and the Battery Point Formation rests unconformably above it.
| Acanthodians | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Ankylacanthus | A. incurvus | Anse-à-Brillant, Route 197. [1] | Fin spines. [1] | A possible gyracanthid, formerly known as Gyracanthus incurvus. [1] | |
| A. convexus | Mont Lyall and southwest of Mont Tuzo, Gaspé Peninsula. [1] | Fin spines. [1] | A possible gyracanthid, formerly known as Gyracanthus convexus. [1] | ||
| Chondrichthyans | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Doliodus | D. latispinosus | Upper part of the formation. [2] | Fin spines. [2] | Also known from the Campbellton and Battery Point formations. [2] | |
| Bivalves | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Montanaria | M. honquedoensis | [3] | |||
| Cnidarians | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Procteria | P. (Pachyprocteria) vermifera | Upper part of the formation. [4] | A tabulate coral. | ||
 | This article about a specific stratigraphic formation in Canada is a stub. You can help Wikipedia by expanding it. |
 | This article related to the Devonian period is a stub. You can help Wikipedia by expanding it. |
 | This Quebec location article is a stub. You can help Wikipedia by expanding it. |
