| details |
Westphalian A |
|
England(Yorkshire) |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Westphalian A |
|
England(Lancashire) |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Triassic |
Early Cretaceous |
Mexico(Oaxaca) |
Contreras,V.H. et al. Morphology and origin of Salt Domes of Isthmus of Tehuantepec. |
1968 |
| details |
Oligocene |
|
Bulgaria |
Chernyavska,S. et al. Palynological characteristic of Oligocene marine Clays from Varna District. |
1968 |
| details |
Campanian |
|
Japan(Iwate Pref.) |
Tokunaga,S. et al. Preliminary study on spore and pollen fossils from the Kuji Coalfield, Iwate Prefecture |
1968 |
| details |
Campanian |
|
Japan(Iwate Pref.) |
Tokunaga,S. et al. Preliminary study on spore and pollen fossils from the Kuji Coalfield, Iwate Prefecture |
1968 |
| details |
Campanian |
|
Japan(Iwate Pref.) |
Tokunaga,S. et al. Preliminary study on spore and pollen fossils from the Kuji Coalfield, Iwate Prefecture |
1968 |
| details |
Campanian |
|
Japan(Iwate Pref.) |
Tokunaga,S. et al. Preliminary study on spore and pollen fossils from the Kuji Coalfield, Iwate Prefecture |
1968 |
| details |
Paleozoic |
|
India(Hindustan) |
Sastri,V.V. et al. Organic remains, age and environment of the Pre-Siwalik sediments encountered in some deep wells drilled in southern part of Ganga Valley |
1968 |
| details |
Paleozoic |
|
India(Hindustan) |
Sastri,V.V. et al. Organic remains, age and environment of the Pre-Siwalik sediments encountered in some deep wells drilled in southern part of Ganga Valley |
1968 |
| details |
Paleozoic |
|
India(Hindustan) |
Sastri,V.V. et al. Organic remains, age and environment of the Pre-Siwalik sediments encountered in some deep wells drilled in southern part of Ganga Valley |
1968 |
| details |
Early Carboniferous |
|
France |
Galtier,J. A new type of fern fructification from the Lower Carboniferous. |
1968 |
| details |
Early Carboniferous |
|
France |
Galtier,J. A new type of fern fructification from the Lower Carboniferous. |
1968 |
| details |
Early Carboniferous |
|
France |
Galtier,J. A new type of fern fructification from the Lower Carboniferous. |
1968 |
| details |
Early Carboniferous |
|
France |
Galtier,J. A new type of fern fructification from the Lower Carboniferous. |
1968 |
| details |
Early Gondwana |
|
India(Bihar) |
Pant,D.D. et al. On the structure of stems and leaves of Phyllotheca indica Bunbury, and its affinities. |
1968 |
| details |
Jurassic |
|
Australia(Queensland) |
Gould,R.E. Morphology of Equisetum laterale Phillips,1829, and Equisetum bryanii, sp.nov. from the Mesozoic of South-Eastern Queensland |
1968 |