| original |
Cincinnatian |
|
Canada(Ontario) |
Eller,E.R. Scolecodonts from the Erindale, Upper Ordovician, at Streetsville Ontario |
1942 |
| original |
Devonian |
|
Canada(Ontario) |
Eller,E.R. Article 21; Scolecodonts of the Delaware Limestone Devonian of Ohio and Ontario |
1964 |
| details |
Nd |
|
Nd |
Szaniawski,H. Three new polychaete jaw apparatuses from the Upper Permian of Poland. |
1968 |
| details |
Nd |
|
Nd |
Jansonius,J. et al. Scolecodonts 1. Descriptive terminology and revision of systematic nomenclature; 2.Lectotypes, new names for homonyms, Index of species. |
1971 |
| details |
Nd |
|
Nd |
Szaniawski,H. et al. Polychaete jaw apparatuses and scolecodonts from the Upper Devonian of Poland. |
1973 |
| details |
Late Ordovician |
|
North America |
Taugourdeau,P. Scolecodont dispersa |
1978 |