| details |
Late Hauterivian |
Early Aptian |
France(Alpes,Hautes) |
Millioud,M.E. Dinoflagellates and acritarchs from some western European Lower Cretaceous type localities. |
1969 |
| details |
Hauterivian |
Barremian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. Taxonomy of Upper Jurassic -Lower Cretaceous microplankton from the Richardson Mountains, District of MacKenzie, Canda. |
1977 |
| details |
Aptian |
|
Canada(Eastern Offshore) |
Jenkins,W.A.M. et al. Stratigraphy of the Amoco Ioe A-1 Puffin B-90 Well, Grand Banks of Newfoundland. |
1974 |
| details |
Hauterivian |
Aptian |
Canada(Eastern Offshore) |
Williams,G.L. Dinoflagellate and spore stratigraphy of the Mesozoic-Genozoic, offshore eastern Canada |
1975 |
| details |
Early Aptian |
|
Atlantic Coast Offshore |
Gradstein,F.M. et al. Mesozoic and Cenozoic stratigraphy of the Atlantic Continental Margin, eastern Canada. |
1976 |