| original |
Cincinnatian |
|
Canada(Ontario) |
Eller,E.R. Scolecodonts from the Erindale, Upper Ordovician, at Streetsville Ontario |
1942 |
| details |
Silurian |
|
New York |
Eller,E.R. Scolecodonts of the Silurian Manitoulin Dolomite of New York and Ontario. |
1944 |
| details |
Silurian |
|
Canada(Ontario) |
Eller,E.R. Scolecodonts of the Silurian Manitoulin Dolomite of New York and Ontario. |
1944 |
| details |
Rocklandian |
|
Canada(Quebec) |
Eller,E.R. Scolecodonts from the Trenton series (Ordovician) of Ontario, Quebec and New York. |
1945 |
| details |
Late Ordovician |
|
Canada(Ontario) |
Eller,E.R. Scolecodonts from the Trenton series (Ordovician) of Ontario, Quebec and New York. |
1945 |
| details |
Nd |
|
Nd |
Eisenack,A. Contributions to Annelid research |
1975 |
| details |
Middle Ordovician |
Early Gothlandian |
North America |
Taugourdeau,P. Scolecodont dispersa |
1978 |