Hystrichosphaeridium |
Hystrichosphaeridium sp
|
|
Hauterivian |
Barremian |
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
South America |
Late Jurassic |
Early Cretaceous |
Impardecispora |
Impardecispora sp
|
|
Hauterivian |
Barremian |
Inaperturopollenites |
Inaperturopollenites crisopolensis
|
South America |
Late Jurassic |
Early Cretaceous |
Inaperturopollenites |
Inaperturopollenites curvimuratus
|
South America |
Late Jurassic |
Early Cretaceous |
Inaperturopollenites |
Inaperturopollenites dubius
|
Peru |
Albian |
|
Inaperturopollenites |
Inaperturopollenites limbatus
|
|
Hauterivian |
Barremian |
Inaperturopollenites |
Inaperturopollenites limbatus
|
Argentina(Patagonia) |
Barremian |
Aptian |
Inaperturopollenites |
Inaperturopollenites microclavatus
|
Brazil |
Barremian |
Middle Albian |
Inaperturopollenites |
Inaperturopollenites turbatus
|
South America |
Late Jurassic |
Early Cretaceous |
Interulobites |
Interulobites variabilis
|
South America |
Late Jurassic |
Early Cretaceous |
Klukisporites |
Klukisporites variegatus
|
Peru |
Albian |
|
Leiosphaeridia |
Leiosphaeridia dellapei
|
South America |
Late Jurassic |
Early Cretaceous |
Leiosphaeridia |
Leiosphaeridia hyalina
|
South America |
Late Jurassic |
Early Cretaceous |
Leiosphaeridia |
Leiosphaeridia menendezii
|
South America |
Late Jurassic |
Early Cretaceous |
Leiosphaeridia |
Leiosphaeridia sp
|
|
Hauterivian |
Barremian |
Leiosphaeridia |
Leiosphaeridia sp.B Volk.et al,1977
sp. nov. |
South America |
Late Jurassic |
Early Cretaceous |