Muderongia |
Muderongia asymmetrica
|
Canada(NWT,Mackenzie) |
Aptian |
Albian |
Muderongia |
Muderongia crucis
|
England(Yorkshire) |
Hauterivian |
|
Muderongia |
Muderongia extensiva
|
England(Yorkshire) |
Valanginian |
Hauterivian |
Muderongia |
Muderongia imparilis
|
England(Yorkshire) |
Barremian |
|
Muderongia |
Muderongia mcwhaei
|
Australia(W.Australia) |
Aptian |
|
Muderongia |
Muderongia nicholsii
sp. nov. |
Kansas |
Late Albian |
|
Muderongia |
Muderongia nicholsii
|
Kansas |
Late Albian |
|
Muderongia |
Muderongia pannosa
|
England(Yorkshire) |
Barremian |
|
Muderongia |
Muderongia perforata
|
E.Germany |
Valanginian |
|
Muderongia |
Muderongia simplex
|
E.Germany |
Early Barremian |
|
Muderongia |
Muderongia sp.A Nich.& Jaco.,1982
sp. nov. |
Kansas |
Late Albian |
|
Muderongia |
Muderongia staurota
|
England(Yorkshire) |
Early Barremian |
|
Muderongia |
Muderongia testudinaria
|
Australia(Queensland) |
Hauterivian |
Barremian |
Muderongia |
Muderongia tetracantha
|
Australia(W.Australia) |
Valanginian |
Early Barremian |
Muderongia |
Muderongia tomaszowensis
|
E.Germany |
Valanginian |
|