original |
Late Miocene |
Pleistocene |
USA(Gulf of Mexico) |
Wrenn,J.H. et al. Preliminary comments on Miocene through Pleistocene dinoflagellate cysts from De Soto Canyon, Gulf of Mexico. |
1986 |
original |
Late Miocene |
Early Pliocene |
Canada(Atlantic Coast) |
Head,M.J. et al. Palynology and dinocyst stratigraphy of the Upper Miocene and Lowermost Pliocene, ODP Leg 105, Site 646, Labrador Sea. |
1989 |
original |
Middle Eocene |
Late Eocene |
Canada(Atlantic Coast) |
Head,M.J. et al. Palynology and dinocyst stratigraphy of the Eocene and Oligocene in ODP Leg 105, Hole 647A, Labrador Sea. |
1989 |