| original |
Early Carboniferous |
|
Saudi Arabia |
Hemer,D.O. et al. Algae, acritarchs and other microfossils Incertae Sedis from the Lower Carboniferous of Saudi Arabia |
1967 |
| details |
Ordovician |
|
India(Madhya Pradesh) |
Shrivastava,R.N. Micro-Organic remains from the Vindhyan Fm.Of India. |
1971 |
| details |
Early Tertiary |
|
China(Kwangsi) |
He,C.-Q. et al. Status quo of Palaeogene microphytoplankton studies in China. (In: Papers for the 5th International Palynological Conference.) |
1980 |
| details |
Cambrian |
Silurian |
India(Jammu & Kashmir) |
Lele,K.M. et al. Precambrian and Palaeozoic floras from the Himalaya; a review |
1983 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Carboniferous |
|
Saudi Arabia |
Grenfell,H.R. Probable fossil Zygnematacean algal spores Genera |
1995 |
| details |
Nd |
|
Nd |
Grenfell,H.R. Probable fossil Zygnematacean algal spores Genera |
1995 |
| details |
Nd |
|
Nd |
Colbath,G.K. et al. Review of biological affinities of Paleozoic acid-resistant, organic walled eukaryotic algal microfossils, (including acritarchs). |
1995 |
| details |
Carboniferous |
Quaternary |
Nd |
Geel,B.Van et al. Green and Blue-Green algae. 7A -Spores of Zygnemata. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |