details |
Late Cretaceous |
|
Peru |
Wood,G.D. et al. Stratigraphic, paleoecologic and Petroleum Generating significa of Chlorophyta (Chlorococcalean algae) in the Cretaceous of Western Africa and South America |
1997 |
details |
Early Wealden |
|
England(Surrey) |
Hughes,N.F. et al. A method of stratigraphic correlation using Early Cretaceous miospores |
1969 |
details |
Nd |
|
Nd |
Batten,D.J. Green and Blue-Green algae. 7C-Colonial Chlorococcal. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Nd |
|
Nd |
Batten,D.J. et al. Green and Blue-Green algae. 7D-Botryococcus. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Nd |
|
Nd |
Wicander,R. et al. Green and Blue-Green algae. 7E-Gloeocapsomorpha. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Late Kinderhookian |
|
Ohio |
Clayton,G. et al. Mississippian (Lower Carboniferous) miospores from the Cuyahoga and Logan Fomrations of Northeastern Ohio, USA |
1998 |
details |
Dacian |
|
Romania |
Petrescu,I. et al. Contributions to the study of geology and palynology Neogene formations with coal in the Brasov-Tirlugeni area |
1986 |
details |
Nd |
|
Nd |
Batten,D.J. Palynofacies and palaeoenvironmental interpretation. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Nd |
|
Nd |
Batten,D.J. Palynofacies and Petroleum potential. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Early Miocene |
|
Czech Republic |
PacltovŠ,B. Organically preserved microfossils as Indictors of the paleoenvironment. |
1982 |
details |
Nd |
|
Nd |
Peniguel,G. et al. Microalgae -their importance in stratigraphy and petroleum exploration. |
1989 |
details |
Pliensbachian |
Aalenian |
France(Alsace) |
Schmitt,J.P. Stratigraphic and paleogeographic interpretation of the Jurassic microfloral of Alsace, France |
1987 |
details |
Aptian |
Albian |
Mongolian Republic |
Smirnova,S.B. et al. Spore-pollen complexes of the Early Cretaceous of eastern Mongo |
1991 |
details |
Cambrian |
Bajocian |
Sweden |
Guy-Ohlson,D. Botryococcus as an aid in the interpretation of palaeoenvironment and depositional processes |
1992 |
details |
Aalenian |
Bajocian |
Switzerland |
Burkhalter,R.M. et al. The "Dogger B", (Late Aalenian), from the Herdern-1, Berlingen-1 and the Kreuzlingen-1 Boreholes, (Northeast Switzerland). |
1997 |
details |
Bajocian |
Bathonian |
England(Lincolnshire) |
Bradshaw,M.J. et al. A cored Jurassic sequence from North Lincolnshire, England-stratigraphy, Facies analysis and regional context. |
1982 |
details |
Precambriam |
Cambrian |
West Pakistan |
Nagappa,Y. Further occurances of Botyrococcus in Western Pakistan |
1957 |