| original |
Early Siegenian |
|
France(Manche) |
Taugourdeau,P. Scolecodontes of the Silurian-Devonian of Cotentin |
1967 |
| original |
Early Permian |
|
Kansas |
Gafford,E.L.,Jr. Scolecodont Carriers from the Lower Permian of Kansas |
1967 |
| original |
Early Muschelkalk |
|
Poland |
Zawidzka,K. A polychaete jaw apparatus and some scolecodonts from the Polish Middle Triassic. |
1971 |
| details |
Early Ludlovian |
|
New York |
Loduca,S.T. et al. The Medusaegraptus edibole and Lower Ludlovian Konservat-Lagerstatten of eastern North America. (In: Paleontological Events Stratigraphic, Ecological and Evolutionary Implications. Carlton E.Brett and Gordon C.Baird, editors) |
1997 |
| details |
Early Llanvirnian |
|
Argentina(San Juan) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| original |
Devonian |
|
W.Germany(N.Rhine) |
Eisenack,A. Contributions to research on Annelids Ii |
1981 |
| original |
Cenomanian |
|
France |
Courtinat,B. Post-Paleozoic mobile polychaetia:Imprint, jaws and scolecodonts. |
1990 |
| original |
Caradocian |
Llandoverian |
India(Madhya Pradesh) |
Khanna,A.K. et al. Yong Limestone of Tethys Himalaya-Its stratigraphic status and palynological fossils |
1985 |
| details |
Arenigian |
Llanvirnian |
Germany(Saxony) |
Walter,H. et al. Paleozoic microfossils from the northern Margin of the Erzgebir Mountains, (Saxony). |
1998 |