| Name | From | To | Age range |
|---|---|---|---|
| Obtusisporis mesozoicus | Toarcian | Toarcian |
|
| Obtusisporis concavus | Late Jurassic | Late Jurassic |
|
| Obtusisporis reductus | Toarcian | Toarcian |
|
| Obtusisporis lenki | Eocene | Eocene |
|