Name | From | To | Age range |
---|---|---|---|
Alterbia distincta | Early Tertiary | Early Oligocene |
|
Alterbia earnleyensis | Early Eocene | Middle Eocene |
|
Alterbia ectorugosa | Late Eocene | Late Eocene |
|
Alterbia eyrensis | Albian | Cenomanian |
|
Alterbia foliacea | Turonian | Campanian |
|
Alterbia ingramii | Turonian | Turonian |
|
Alterbia jurassica | Nd | Nd |
|
Alterbia macrocysta | Campanian | Campanian |
|
Alterbia magnifica | Eocene | Eocene |
|
Alterbia mauthei | Nd | Nd |
|
Alterbia microgranulata | Paleocene | Middle Eocene |
|
Alterbia minor | Cenomanian | Teurian |
|
Alterbia montanaensis | Early Campanian | Maestrichtian |
|
Alterbia obscura | Cenomanian | Danian |
|
Alterbia ovalis | Turonian | Middle Eocene |
|
Alterbia pellucida | Early Santonian | Early Eocene |
|
Alterbia pentaradiata | Early Teurian | Early Waipawan |
|