Genus Polystephanephorus
- Species total:
- 17
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Polystephanephorus urnaformis | Albian | Miocene |
|
| Polystephanephorus turonica | Turonian | Turonian |
|
| Polystephanephorus speciosus | Bathonian | Callovian |
|
| Polystephanephorus sp.A Will.& Brid.,1975 | Late Eocene | Late Eocene |
|
| Polystephanephorus sp.A | Late Bajocian | Late Bajocian |
|
| Polystephanephorus sp. Conw.,1978 | Late Bathonian | Late Bathonian |
|
| Polystephanephorus sp | Jurassic | Early Aptian |
|
| Polystephanephorus schindewolfii | Late Barremian | Turonian |
|
| Polystephanephorus sarrisii | Eocene | Eocene |
|
| Polystephanephorus sarjeantii | Bajocian | Barremian |
|
| Polystephanephorus paracalathus | Late Toarcian | Early Cretaceous |
|
| Polystephanephorus euryanthus | Middle Oxfordian | Albian |
|
| Polystephanephorus caulleryi | Oxfordian | Oxfordian |
|
| Polystephanephorus calathus | Pliensbachian | Cretaceous |
|
| Polystephanephorus anthophorus | Nd | Nd |
|
| Polystephanephorus anthophorum | Late Hauterivian | Albian |
|
| Polystephanephorus | Mesozoic | Cenozoic |
|