Genus Fractisporonites
- Species total:
- 27
- Age range:
- 195 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Fractisporonites sp.C Taka.,1991 | Maastrichtian | Maastrichtian |
|
| Fractisporonites sp.C Norr.,1997 | Paleocene | Eocene |
|
| Fractisporonites sp.C | Middle Eocene | Late Eocene |
|
| Fractisporonites sp.B Taka.,1991 | Danian | Danian |
|
| Fractisporonites sp.B Norr.,1986 | Late Paleocene | Late Paleocene |
|
| Fractisporonites sp.B | Late Paleocene | Early Oligocene |
|
| Fractisporonites sp.A Taka.,1991 | Maastrichtian | Maastrichtian |
|
| Fractisporonites sp.A | Late Paleocene | Early Oligocene |
|
| Fractisporonites sp.6 | Cenomanian | Oligocene |
|
| Fractisporonites sp.5 | Cenomanian | Oligocene |
|
| Fractisporonites sp.4 | Cenomanian | Oligocene |
|
| Fractisporonites sp.3 | Cenomanian | Oligocene |
|
| Fractisporonites sp.2 Shu et al,1985 | Middle Eocene | Late Eocene |
|
| Fractisporonites sp.2 | Cenomanian | Oligocene |
|
| Fractisporonites sp.1 Zhu et al,1985 | Middle Eocene | Late Eocene |
|
| Fractisporonites sp.1 Song et al,1999 | Cenomanian | Oligocene |
|
| Fractisporonites sp. Beil.,1994 | Maastrichtian | Maastrichtian |
|