Acanthotriletes |
Acanthotriletes pyramidalis
|
USSR(Siberia) |
Pliensbachian |
|
Aequitriradites |
Aequitriradites acusus
|
Australia |
Tithonian |
|
Aequitriradites |
Aequitriradites acusus
|
Australia(W.Australia) |
Tithonian |
|
Aequitriradites |
Aequitriradites hispidus
|
Australia |
Late Tithonian |
|
Aequitriradites |
Aequitriradites hispidus
|
Australia(W.Australia) |
Late Tithonian |
|
Aequitriradites |
Aequitriradites sp
|
Australia |
|
|
Aequitriradites |
Aequitriradites sp.A
sp. nov. |
Australia |
Callovian |
Tithonian |
Aequitriradites |
Aequitriradites sp.A
sp. nov. |
Australia(W.Australia) |
Late Bathonian |
Tithonian |
Aequitriradites |
Aequitriradites sp.A
sp. nov. |
Argentina |
Late Oxfordian |
|
Aequitriradites |
Aequitriradites spinulosus
|
Australia |
Tithonian |
|
Aequitriradites |
Aequitriradites spinulosus
|
Australia(W.Australia) |
Tithonian |
|
Aletes |
Aletes striatus
|
USSR(Siberia) |
Toarcian |
Aalenian |
Alisporites |
Alisporites bilateralis
|
Argentina |
Pliensbachian |
|
Alisporites |
Alisporites bisaccus
|
USSR(Siberia) |
Sinemurian |
Early Cretaceous |
Alisporites |
Alisporites lowoodensis
|
Argentina |
Pliensbachian |
|
Alisporites |
Alisporites oblatinoides
|
USSR(Siberia) |
Sinemurian |
Bajocian |
Alisporites |
Alisporites pergrandis
|
USSR(Siberia) |
Late Triassic |
Toarcian |