details |
Cenomanian |
|
England(Isle of Wight) |
Davey,R.J. Non-calcareous microplankton from the Cenomanian of England, northern France and North America. Part I. |
1969 |
details |
Cenomanian |
|
France |
Davey,R.J. Non-calcareous microplankton from the Cenomanian of England, northern France and North America. Part I. |
1969 |
details |
Cenomanian |
|
England(Surrey) |
Davey,R.J. et al. The genera Hystrichosphaera and Achomosphaera. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) |
1966 |