Name | From | To | Age range |
---|---|---|---|
Orbicularia | Kazanian | Kazanian |
|
Orbicularia aktschhagilensis | Bathonian | Bathonian |
|
Orbicularia aliferiniformis | Late Bajocian | Kimmeridgian |
|
Orbicularia asymmetrica | Middle Jurassic | Middle Jurassic |
|
Orbicularia aznagulensis | Bathonian | Kimmeridgian |
|
Orbicularia biangulina | Early Jurassic | Middle Albian |
|
Orbicularia biconvexa | Middle Jurassic | Early Bathonian |
|
Orbicularia biconvexiformis | Late Jurassic | Middle Jurassic |
|
Orbicularia commersa | Middle Jurassic | Middle Jurassic |
|
Orbicularia compacta | Early Jurassic | Middle Jurassic |
|
Orbicularia conformis | Middle Jurassic | Middle Jurassic |
|
Orbicularia cretacea | Albian | Cenomanian |
|
Orbicularia dipteriparvipteris | Rhaetian | Rhaetian |
|
Orbicularia elgonata | Early Cretaceous | Early Cretaceous |
|
Orbicularia elongata | Valanginian | Valanginian |
|
Orbicularia eusphaerica | Late Jurassic | Late Jurassic |
|
Orbicularia gamiformis | Middle Jurassic | Middle Jurassic |
|