| original |
Middle Devonian |
|
Canada(Ontario) |
Stauffer,C.R. Middle Devonian polychaeta from the Lake Erie District. |
1939 |
| original |
Middle Devonian |
|
Ohio |
Stauffer,C.R. Middle Devonian polychaeta from the Lake Erie District. |
1939 |
| original |
Late Ludlovian |
|
Canada(Arctic) |
Walliser,O.H. Scolecodonts, conodonts and vertebrates. (In: A Late Silurian fauna from the Sutherland River Formation, Devon Island, Canadian Arctic Archipelago) |
1960 |
| original |
Late Ludlovian |
|
Canada(Arctic) |
Walliser,O.H. Scolecodonts, conodonts and vertebrates. (In: A Late Silurian fauna from the Sutherland River Formation, Devon Island, Canadian Arctic Archipelago) |
1960 |
| original |
Ordovician |
|
Poland |
Kielan-Jaworowska,Z. On two Ordovician polychaete jaw apparatuses. |
1961 |
| original |
Middle Siegenian |
|
France(Manche) |
Taugourdeau,P. Scolecodontes of the Silurian-Devonian of Cotentin |
1967 |
| details |
Middle Visean |
Chesterian |
Canada(Nova Scotia) |
Globensky,Y. Scolecodonts from the Windsor Group (Mississippian) of Nova Scotia |
1968 |
| original |
Llandoverian |
|
Romania |
Iordan,M. et al. Litho and biostratigraphy of the Paleozoic Sequences in the Oprisor and Girla Mare Boreholes, (southwestern part of the Moesian Platform). |
1985 |
| details |
Wenlockian |
|
Romania |
Iordan,M. et al. Litho and biostratigraphy of the Paleozoic Sequences in the Oprisor and Girla Mare Boreholes, (southwestern part of the Moesian Platform). |
1985 |
| details |
Nd |
|
Nd |
Courtinat,B. Post-Paleozoic mobile polychaetia:Imprint, jaws and scolecodonts. |
1990 |
| details |
Late Tremadocian |
Early Arenigian |
Canada(Newfoundland) |
Underhay,N.K. et al. Lower Ordovician scolecodonts from the Cow Head Group, Western Newfoundland. |
1995 |