| details |
Late Ordovician |
Early Silurian |
India(Himachal Pradesh) |
Khanna,A.K. Scolecodonts from Late Ordovician-Early Silurian sequence of Spiti Valley, Tethys Himalaya. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |
| original |
Late Muschelkalk |
|
E.Germany(Erfurt) |
Kozur,H. Scolecodonts of the Muschelkalk of the Germaic Innerbasin |
1967 |
| details |
Nd |
|
Nd |
Szaniawski,H. Scolecodonts. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Kozur,H. A study on the classification of fossil Phyllodocida and Eunicida (polychaeta). |
1970 |