| Name | From | To | Age range |
|---|---|---|---|
| Tytthodiscus | Precambriam | Quaternary |
|
| Tytthodiscus beloglinensis | Eocene | Early Oligocene |
|
| Tytthodiscus californiensis | Paleocene | Late Neogene |
|
| Tytthodiscus chondrotus | Liassic | Middle Miocene |
|
| Tytthodiscus densiporosus | Late Tertiary | Early Pliocene |
|
| Tytthodiscus faveolus | Late Triassic | Early Jurassic |
|
| Tytthodiscus mecsekensis | Late Tertiary | Late Tertiary |
|
| Tytthodiscus miocaenicus | Late Badenian | Late Badenian |
|
| Tytthodiscus schandelahensis | Late Buntsandstein | Middle Barremian |
|
| Tytthodiscus sp | Middle Cambrian | Late Pliocene |
|
| Tytthodiscus sp. Olar.,1970 | Eocene | Oligocene |
|
| Tytthodiscus sp. Olar.,1971 | Early Tertiary | Early Tertiary |
|
| Tytthodiscus sp.1 | Middle Cretaceous | Middle Cretaceous |
|
| Tytthodiscus sp.1 Ravn & Witz.,1995 | Middle Cenomanian | Middle Cenomanian |
|
| Tytthodiscus sp.2 | Middle Cretaceous | Middle Cretaceous |
|
| Tytthodiscus sp.3 | Middle Cretaceous | Middle Cretaceous |
|
| Tytthodiscus suevicus | Early Rhaetian | Late Oligocene |
|