Muderongia |
Muderongia tetracantha
|
Nd |
Nd |
|
Muderongia |
Muderongia tomaszowensis
|
Nd |
Nd |
|
Odontochitina |
Odontochitina imparilis
|
England(Yorkshire) |
Middle Barremian |
Late Barremian |
Pseudomuderongia |
Pseudomuderongia
|
Canada(NWT,Mackenzie) |
Aptian |
Early Albian |
Pseudomuderongia |
Pseudomuderongia asymmetrica
|
India(Tamil Nadu) |
Neocomian |
Aptian |
Pseudomuderongia |
Pseudomuderongia asymmetrica
|
Canada(NWT,Mackenzie) |
Aptian |
Early Albian |
Pseudomuderongia |
Pseudomuderongia sp
|
India(Tamil Nadu) |
Neocomian |
Aptian |
Pseudomuderongia |
Pseudomuderongia testudinaria
|
India(Tamil Nadu) |
Neocomian |
Aptian |
Pseudomuderongia |
Pseudomuderongia testudinaria
|
Australia(Queensland) |
Hauterivian |
Barremian |