| Name | From | To | Age range |
|---|---|---|---|
| Tricolporate sycolpate | Albian | Cenomanian |
|
| Tricolporate type 1 | Late Cretaceous | Late Cretaceous |
|
| Tricolporate type 1 Bose & Sah,1964 | Paleocene | Paleocene |
|
| Tricolporate type 2 Bose & Sah,1964 | Paleocene | Paleocene |
|
| Tricolporate type 3 | Late Cretaceous | Late Cretaceous |
|
| Tricolporate type 3 Bose & Sah,1964 | Paleocene | Paleocene |
|
| Tricolporate type 3 Doyl.,1969 | Albian | Late Cretaceous |
|
| Tricolporate type 4 Bose & Sah,1964 | Paleocene | Paleocene |
|
| Tricolporate type 5 | Late Cretaceous | Late Cretaceous |
|
| Tricolporate type 5 Bose & Sah,1964 | Paleocene | Paleocene |
|
| Tricolporate type 5 Doyl.,1969 | Early Cenomanian | Late Campanian |
|
| Tricolporate type 6 | Late Cretaceous | Late Cretaceous |
|
| Tricolporate types 5 | Late Cretaceous | Late Cretaceous |
|