| original |
Early Cretaceous |
|
Maryland |
Phillips,P.P. et al. A study of the Lower and Middle Cretaceous spores and pollen from the southeastern United States. 6. Spores. |
1971 |
| details |
Aptian |
Albian |
|
Volkheimer,W. et al. The oldest angiosperm-palynoflora in Argentina from the type locality of the Lower Cretaceous Huitrin Formation, Neuqu©n Basin; microfloristic association and biostratigraphic significance. |
1975 |
| details |
Barremian |
|
Virginia |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Early Cretaceous |
|
Maryland |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Tithonian |
|
Argentina |
Volkheimer,W. Jurassic and Lower Cretaceous palynomorph associations of Southern South America. |
1977 |
| details |
Liassic |
|
|
Arguijo,M.H. et al. A palynological study of the Piedra Pintada Formation, Lower Jurassic of the Neuqu©n Basin (Argentina). |
1981 |
| details |
Bajocian |
|
|
Gonzales-Amicon,O.R. et al. Palynological data from the Bajocian (Cura Niyeu Formation), of the Sierra de Chacai County, Neuqu©n Basin, Argentina. |
1981 |
| details |
Cretaceous |
|
China(Sinkiang Uighur) |
Yu,J. et al. Palynological assemblage sequence from Late Permian to Tertiary in northern Xinjian |
1986 |
| details |
Berriasian |
Hauterivian |
South America |
Riccardi,A.C. The Cretaceous System of southern South America. |
1988 |
| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Zhang,Z. Palynological assemblage from the Lamawan Formation of the Zhidan Group and its age in northern Ordos Basin |
1992 |
| details |
Early Cretaceous |
|
China(Heilungkiang) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Cretaceous |
|
China(Manchuria,Jilin) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Early Cretaceous |
|
China(Liaoning) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |