| Name | From | To | Age range |
|---|---|---|---|
| Obtusisporis juncta | Early Gothlandian | Early Eocene |
|
| Obtusisporis sp | Late Permian | Late Oligocene |
|
| Obtusisporis canadensis | Early Triassic | Albian |
|
| Obtusisporis sp. Bai et al,1983 | Early Triassic | Early Cretaceous |
|
| Obtusisporis | Scythian | Senonian |
|
| Obtusisporis sp. Fowe.& Trav.,1995 | Late Rhaetian | Early Hettangian |
|
| Obtusisporis divisitorus | Hettangian | Cretaceous |
|
| Obtusisporis corniger | Jurassic | Bathonian |
|
| Obtusisporis tricuspidatus | Early Jurassic | Tithonian |
|
| Obtusisporis hexagonalis | Hettangian | Hettangian |
|
| Obtusisporis sp.C | Early Jurassic | Early Jurassic |
|
| Obtusisporis jurienensis | Early Sinemurian | Early Sinemurian |
|
| Obtusisporis reductus | Toarcian | Toarcian |
|
| Obtusisporis undulus | Toarcian | Bathonian |
|
| Obtusisporis kara-murzae | Toarcian | Toarcian |
|
| Obtusisporis mesozoicus | Toarcian | Toarcian |
|
| Obtusisporis convexus | Aalenian | Bathonian |
|