| original |
Silurian |
|
Poland |
Kielan-Jaworowska,Z. Polychaete jaw apparatuses from the Ordovician and Silurian of Poland and a comparison with modern forms. |
1966 |
| details |
Middle Gothlandian |
Late Gothlandian |
Europe |
Taugourdeau,P. Scolecodont dispersa |
1978 |
| details |
Nd |
|
Nd |
Bergman,C.F. Symmeiroprion spatiosus (Hinde), a jawed polychaete showing preference for reef environments in the Silurian of Gotland. |
1995 |
| details |
Silurian |
|
Poland |
Szaniawski,H. Scolecodonts. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |