| original |
Early Maestrichtian |
Middle Maestrichtian |
Colombia |
Hammen,T.Van Der et al. The development of the Colombian flora through geological period I: Maestrichtian to Lower Tertiary. |
1954 |
| details |
Maestrichtian |
|
Mexico(Coahuila) |
Rueda-Gaxiola,J. Contribution to the palynologic and petrographic study of the Cretaceous Coal of the Sabina Basin, Coahuila, Mexico |
1967 |
| details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
| details |
Middle Miocene |
Early Pleistocene |
India(Himachal Pradesh) |
Singh,H.P. et al. Upper Siwalik palynoflora from Gagret-Bharwain road section, Himachal Pradesh. |
1980 |
| details |
Piacenzian |
|
India(Punjab) |
Saxena,R.K. et al. Occurrence of palynofossils from the Pinjor Formation, (Upper Siwalik), exposed near Chandigarh. |
1980 |
| details |
Late Tertiary |
|
India(Himachal Pradesh) |
Singh,H.P. et al. Palynology of the Upper Siwalik sediments in Una District, Himachal Pradesh. |
1981 |
| details |
Piacenzian |
|
India(Punjab) |
Saxena,R.K. et al. Palynology of the Pinjor Formation (Upper Siwalik) exposed near Chandigarh, India. |
1983 |
| details |
Maastrichtian |
|
Colombia |
Kalgutkar,R.M. et al. Synopsis of fossil fungal spores, mycella and fructifications. |
2000 |