original |
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 |
original |
Late Ludlovian |
|
Canada(Arctic) |
Jansonius,J. et al. Scolecodonts 1. Descriptive terminology and revision of systematic nomenclature; 2.Lectotypes, new names for homonyms, Index of species. |
1971 |
details |
Callovian |
|
Morocco |
Courtinat,B. Scolecodonts of the Upper Jurassic of the Ida Ou Tanane (Atlantic high Atlas, Morocco). |
1989 |
details |
Nd |
|
Nd |
Szaniawski,H. Scolecodonts. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |