| original |
Late Berriasian |
Valanginian |
USA(Gulf of Mexico) |
Riley,L.A. et al. Palynostratigraphy of the Berriasian to Cenomanian sequence at Deep Sea Drilling Project Site 535, Leg 77, southeastern Gulf of Mexico. |
1984 |
| original |
Aptian |
Early Albian |
India(Madras) |
Venkatachala,B.S. et al. An assemblage of dinoflagellate cysts and acritarchs from Dalmiapuram Grey Shale, Cauvery Basin, Tamil Nadu, India. |
1980 |
| original |
Late Volgian |
Berriasian |
Russia(Khanty-Mansi) |
Lebedeva,N.K. et al. Microphytoplankton and Microforaminifera in the Lower Cretaceous reference section in Subarctic Ural (Western Siberia) |
1998 |
| original |
Nd |
|
Atlantic Ocean |
Costa,L.I. et al. Cenozoic dinocyst stratigraphy of Sites 405 to 406 (Rockall Plateau), IPOD, Leg 48. |
1979 |
| original |
Berriasian |
|
Indian Ocean |
Helby,R.J. et al. A preliminary report of Early Cretaceous dinocyst floras from Site 765, Argo Abyssal Plain, Northwest Australia. |
1992 |
| original |
Tithonian |
|
Antarctica |
Snape,M.G. Some unusual dinoflagellate cyst assemblages from the Late Jurassic of Antarctica. |
1991 |