Corbulispora |
Corbulispora fundata
|
Alaska |
Middle Visean |
|
Corbulispora |
Corbulispora fundata
|
Kentucky |
Chesterian |
|
Corbulispora |
Corbulispora margodentata
|
Alaska |
Late Tournaisian |
Early Visean |
Corbulispora |
Corbulispora margodentata
|
Poland |
Late Tournaisian |
Early Visean |
Corbulispora |
Corbulispora maxima
|
Spitsbergen |
Tournaisian |
Namurian |
Corbulispora |
Corbulispora mediareticulata
|
USSR(Ukrainian SSR) |
Namurian |
Bashkirian |
Corbulispora |
Corbulispora propria
|
Australia(Queensland) |
Visean |
|
Corbulispora |
Corbulispora reticulocingulum
|
W.Germany(N.Rhine) |
Westphalian B |
|
Corbulispora |
Corbulispora sagenoformis
|
England(Gloucestershire) |
Early Westphalian A |
|
Corbulispora |
Corbulispora sp
|
Alaska |
Late Tournaisian |
Visean |
Corbulispora |
Corbulispora tesselata
|
Alaska |
Late Tournaisian |
Visean |
Corbulispora |
Corbulispora tesselata
|
Wales(Caernarvonshire) |
Visean |
|
Corbulispora |
Corbulispora vitilis
|
Scotland |
Late Visean |
|
Cordylosporites |
Cordylosporites papillatus
|
Alaska |
Middle Visean |
Late Visean |
Corrugatisporites |
Corrugatisporites borealis
sp. nov. |
Alaska |
Middle Visean |
|
Corrugatisporites |
Corrugatisporites sp.1
sp. nov. |
Alaska |
Middle Visean |
|
Crassispora |
Crassispora aculeata
|
Alaska |
Middle Visean |
Late Visean |