Name | From | To | Age range |
---|---|---|---|
Surculosphaeridium cassospinum | Early Santonian | Early Campanian |
|
Surculosphaeridium argentinense | Santonian | Campanian |
|
Surculosphaeridium suggestium | Santonian | Campanian |
|
Surculosphaeridium sp. Kuma.& Saxe.,1996 | Late Santonian | Early Campanian |
|
Surculosphaeridium granulatum | Danian | Danian |
|
Surculosphaeridium sp. Guer.,1990 | Eocene | Eocene |
|
Surculosphaeridium oceania | Ypresian | Rupelian |
|
Surculosphaeridium alagoense | Middle Eocene | Miocene |
|
Surculosphaeridium sp. Xu et al,1997 | Middle Eocene | Late Eocene |
|
Surculosphaeridium calicigerum | Early Rupelian | Early Rupelian |
|
Surculosphaeridium sp. Head & Norr.,1989 | Oligocene | Oligocene |
|
Surculosphaeridium polyozum | Late Oligocene | Middle Miocene |
|
Surculosphaeridium sp. Duff.& Stei.,1986 | Early Miocene | Middle Miocene |
|
Surculosphaeridium sp.2 | Late Quaternary | Late Quaternary |
|
Surculosphaeridium spinicongregatum | Nd | Nd |
|