Walchiapites |
Walchiapites
|
Nd |
Nd |
|
Walchiozonaletes |
Walchiozonaletes
|
Nd |
Nd |
|
Walchiozonaletes |
Walchiozonaletes macropterus
|
USSR |
Visean |
|
Welwitschiapites |
Welwitschiapites
|
Nd |
Nd |
|
Welwitschiapites |
Welwitschiapites alekhinii
|
USSR(Urals) |
Campanian |
|
Welwitschiapites |
Welwitschiapites magniolobatus
|
USSR |
Cretaceous |
|
Wilsonia |
Wilsonia
|
Nd |
Nd |
|
Wilsonia |
Wilsonia vesicata
|
Illinois |
Westphalian D |
Stephanian |
Zonalapollenites |
Zonalapollenites
|
Nd |
Nd |
|
Zonalasporites |
Zonalasporites
|
Nd |
Nd |
|
Zonalasporites |
Zonalasporites ulughbeki
|
W.Germany(N.Rhine) |
Westphalian B |
|
Zonaletes |
Zonaletes rotatus
|
Nd |
Nd |
|
Zonaletes |
Zonaletes uralensis
|
Nd |
Nd |
|
Zonalopollenites |
Zonalopollenites igniculus
|
Nd |
Nd |
|
Zonalosporites |
Zonalosporites
|
Nd |
Nd |
|
Zonosulcites |
Zonosulcites
|
Nd |
Nd |
|
Zonotriletes |
Zonotriletes intortus
|
Nd |
Nd |
|