| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Middle Ordovician | Canada(Newfoundland) | Albani,R. et al. Integrated chitinozoan, conodont, and graptolitebiostratigraphy from the upper part of the Cape Cormorant Formation (Middle Ordovician), western Newfoundland. | 2001 | |
| details | Late Llandeilian | Early Caradocian | Canada(Arctic) | Achab,A. et al. Ordovician chitinozoans from the Arctic Platform and the Franklinian Miogeosyncline in northern Canada | 1995 |