Systematophora |
Systematophora areolata
|
Gondwanaland |
Oxfordian |
|
Systematophora |
Systematophora areolata
|
Europe |
Middle Oxfordian |
Kimmeridgian |
Systematophora |
Systematophora orbifera
|
Northern Hemisphere |
Oxfordian |
|
Systematophora |
Systematophora orbifera
|
Gondwanaland |
Callovian |
Kimmeridgian |
Systematophora |
Systematophora orbifera
|
Europe |
Callovian |
Kimmeridgian |
Systematophora |
Systematophora penicillata
|
Northern Hemisphere |
Late Oxfordian |
|
Systematophora |
Systematophora penicillata
|
Gondwanaland |
Callovian |
Kimmeridgian |
Systematophora |
Systematophora penicillata
|
Europe |
Oxfordian |
|
Systematophora |
Systematophora valensii
|
Northern Hemisphere |
Oxfordian |
|
Systematophora |
Systematophora valensii
|
Gondwanaland |
Oxfordian |
|
Systematophora |
Systematophora valensii
|
Europe |
Callovian |
Oxfordian |
Taeniophora |
Taeniophora filamentosa
|
Northern Hemisphere |
Oxfordian |
|
Taeniophora |
Taeniophora filamentosa
|
Gondwanaland |
Early Oxfordian |
|
Taeniophora |
Taeniophora filamentosa
|
Europe |
Middle Oxfordian |
Late Oxfordian |
Taeniophora |
Taeniophora iunctispina
|
Northern Hemisphere |
Oxfordian |
|
Taeniophora |
Taeniophora iunctispina
|
Gondwanaland |
Late Oxfordian |
|
Taeniophora |
Taeniophora iunctispina
|
Europe |
Middle Oxfordian |
Kimmeridgian |