original |
Nd |
|
Texas |
Leffingwell,H.A. A study of the variation of the microfossil assemblages within the Vicksburg Formation, Texas. |
1958 |
original |
Cenomanian |
|
Oklahoma |
Hedlund,R.W. Palynology of the Red Branch Member of the Woodbine Formation, (Cenomanian), Bryan County, Oklahoma. |
1966 |
original |
Neocomian |
|
Egypt |
Sultan,I.Z. Palynostratigraphy of Lower Cretaceous sediments in the Nile Delta Region Egypt |
1986 |
original |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Late Algonkian microflora, (Microfauna, Zone IV), of Rohtas Formation, (Semri Group), in Son Valley, (Mirzapur District), northern India. |
1986 |
original |
Late Algonkian |
|
India(Uttar Pradesh) |
Nautiyal,A.C. Biostratigraphic significance of Late Algonkian micro-organisms, (Zone Iv) in Upper Tejam and Semri Groups of Lesser Himalaya, sub-surface Ganga Valley and Plains Region, Northern India. |
1988 |
original |
Late Proterozoic |
|
India(Madhya Pradesh) |
Nautiyal,A.C. et al. First record of Upper Proterozoic microfossils in "Tirohan Limestone" of Paldeo Hill, Madhya Pradesh. |
1990 |
original |
Late Proterozoic |
|
India(Madhya Pradesh) |
Nautiyal,A.C. et al. First record of Upper Proterozoic microbiota, (Zone IV), in 'Tirohan Limestone' and Upper Green Sandstone (Semri Group) of Lachman-Pahari, (southwest of Chitrakut, Banda District), Uttar Pradesh. |
1990 |