| Name | From | To | Age range |
|---|---|---|---|
| Acanthaulax | Mesozoic | Recent |
|
| Acanthaulax acanthosphaera | Pliensbachian | Kimmeridgian |
|
| Acanthaulax aceras | Oxfordian | Middle Volgian |
|
| Acanthaulax aculeata | Early Callovian | Rupelian |
|
| Acanthaulax angulosa | Late Oxfordian | Kimmeridgian |
|
| Acanthaulax areolata | Callovian | Oxfordian |
|
| Acanthaulax compta | Middle Barremian | Late Barremian |
|
| Acanthaulax crispa | Aalenian | Middle Callovian |
|
| Acanthaulax downiei | Bajocian | Middle Tithonian |
|
| Acanthaulax granulata | Early Malm | Barremian |
|
| Acanthaulax granuligera | Early Malm | Middle Tithonian |
|
| Acanthaulax magna | Cretaceous | Cretaceous |
|
| Acanthaulax miocenica | Nd | Nd |
|
| Acanthaulax paliuros | Callovian | Portlandian |
|
| Acanthaulax saetosa | Early Santonian | Danian |
|
| Acanthaulax scarburghensis | Callovian | Kimmeridgian |
|
| Acanthaulax senta | Late Bajocian | Cretaceous |
|