| Collection | Reference | Stratigraphic Name | Comments | Lithology | Age |
|---|
| White Head Fm, Perce, Quebec, lower Llandovery - Patzkowsky | Lespérance P. J. (1968) | White Head | | "limestone" | 443.4 - 433.4 Ma
Silurian |
| White Head Fm, Perce, Quebec, undifferentiated Llandovery - Patzkowsky | Lespérance P. J. (1968) | White Head | | "limestone" | 443.4 - 433.4 Ma
Silurian |
| Hirnantian Fauna, Perce Area, 29.4-32.6 m - Patzkowksy | Lesperance P. J. (1974) | White Head - Cote de la Surprise | uppermost White Head, bed between 29.4-32.6 meters from base of section. | mudstone | 449.5 - 443.7 Ma
Paleozoic |
| Hirnantian Fauna, Perce Area, 50.1-59.9 m - Patzkowksy | Lesperance P. J. (1974) | White Head - Cote de la Surprise | uppermost White Head, bed between 50.1 - 59.9 meters from base of section. | mudstone | 449.5 - 443.7 Ma
Paleozoic |
| Perce - Patzkowsky | Lespérance P. J. (1968) | White Head - Cote de la Surprise | | siltstone | 449.5 - 443.7 Ma
Paleozoic |
| Perce region, Cap Blanc, Hirnantian, talus slope - Patzkowsky | Lesperance P. J., Sheehan P.M. (1976) | White Head | From the Hirnantian Stage. | mudstone | 449.5 - 433.4 Ma
Paleozoic |
| White Head Fm, Perce, Quebec | Wright A. D. (1968) | White Head | | siltstone | 449.5 - 443.7 Ma
Paleozoic |
| White Head Fm, Perce, Quebec, low or mid Ashgill, Remipyga fauna- Patzkowsky | Lespérance P. J. (1968) | White Head | | | 449.5 - 443.7 Ma
Paleozoic |
| White Head Fm, Perce, Quebec, low or mid Ashgill, Stenopareia fauna - Patzkowsky | Lespérance P. J. (1968) | White Head | Taken from the "Petite Coupe-Mont Joli Band." | | 449.5 - 443.7 Ma
Paleozoic |
| White Head Fm, Perce, Quebec, Caradoc - Patzkowsky | Lespérance P. J. (1968) | White Head | | "shale" | 460.9 - 449.5 Ma
Ordovician |
| White Head Fm, Perce, Quebec, Caradoc or Ashgill- Patzkowsky | Lespérance P. J. (1968) | White Head | | sandstone | 460.9 - 443.7 Ma
Paleozoic |
| Lespérance P. J. (1968) Ordovician and Silurian trilobite faunas of the White Head Formation, Percé Region, Québec, Journal of Paleontology 42 3, 811-826 |
| Wright A. D. (1968) The brachiopod Dicoelosia biloba (Linnaeus) and related species, Arkiv för Zoologi, Serie 2 20, 261-319 |
| Lesperance P. J. (1974) The Hirnantian fauna of the Perce area (Quebec) and the Ordovician-Silurian boundary, American Journal of Science 274, 10-30 |
| Lesperance P. J., Sheehan P.M. (1976) Brachiopods from the Hirnantian Stage (Ordovician-Silurian) at Perce, Quebec, Paleontology 19 4, 719-731 |
