- Author:
- Herngreen,G.F.W.;Wong,T.E.
- Year:
- 1989
- Title:
- Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben.
- Reference:
- Herngreen,G.F.W. et al. (1989) Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. Geologie en Mijnbouw Vol. 68 P. 73- 105
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Aequitriradites | Aequitriradites spinulosus | North Sea | Portlandian | Ryazanian |
| Aequitriradites | Aequitriradites verrucosus | North Sea | Ryazanian | |
| Callialasporites | Callialasporites triangularis | North Sea | Callovian | Portlandian |
| Brachysaccus | Brachysaccus microsaccus | North Sea | Callovian | Kimmeridgian |
| Chasmatosporites | Chasmatosporites radiatus | North Sea | Callovian | Kimmeridgian |
| Classopollis | Classopollis echinatus | North Sea | Kimmeridgian | Ryazanian |
| Classopollis | Classopollis hammenii | North Sea | Kimmeridgian | Ryazanian |