| original |
Maastrichtian |
|
Montana |
Robertson,E.B. Marsypiletes cretacea, gen.et sp.nov., from the Hell Creek Formation (Maestrichtian) Montana, USA. |
1973 |
| details |
Late Maastrichtian |
|
Montana |
Hotton,C.L. Palynofloral changes across the Cretaceous-Tertiary boundary in East Central Montana, USA. |
1984 |
| details |
Maastrichtian |
|
Nd |
Schluter,T. The eoevolutionary relationship between angiosperm pollen and insects in the Late Mesozoic. |
1987 |
| details |
Maastrichtian |
|
Alabama |
Kedves,M. Transmission electron microscopy of the fossil angiosperm exines. |
1990 |