| details |
Nd |
|
Nd |
Ouyang,S. et al. Spores and pollen from the Lower Triassic Heshanggou Formation, Shaanxi Province, North China. |
1988 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Induan |
|
USSR(Urals) |
Tuzhikova,V.I. Palynological criteria for the dating and correlation of Lower Triassic deposits of the Urals |
1981 |
| details |
Late Buntsandstein |
|
Germany |
Reinhardt,P. et al. Toward knowledge of the sporae dispersae of the Central German Upper Buntsandstein. |
1965 |