Name | From | To | Age range |
---|---|---|---|
Alterbia amphiata | Early Santonian | Maastrichtian |
|
Alterbia bakeri | Early Santonian | Early Eocene |
|
Alterbia macrocysta | Campanian | Campanian |
|
Alterbia acutula | Campanian | Danian |
|
Alterbia bicavata | Campanian | Maastrichtian |
|
Alterbia subtilis | Campanian | Campanian |
|
Alterbia dictyon | Campanian | Campanian |
|
Alterbia sp.B | Early Campanian | Early Campanian |
|
Alterbia montanaensis | Early Campanian | Maestrichtian |
|
Alterbia curvicornis | Campanian | Campanian |
|
Alterbia pilosa | Campanian | Maastrichtian |
|
Alterbia raijae | Maastrichtian | Maastrichtian |
|
Alterbia dilwynensis | Maastrichtian | Maastrichtian |
|
Alterbia polymorpha | Maastrichtian | Maastrichtian |
|
Alterbia distincta | Early Tertiary | Early Oligocene |
|
Alterbia xinjiangensis | Paleocene | Paleocene |
|
Alterbia pentaradiata | Early Teurian | Early Waipawan |
|