| Name | From | To | Age range |
|---|---|---|---|
| Trithyrodinium sp.A | Cenomanian | Maastrichtian |
|
| Trithyrodinium sp.B | Late Cretaceous | Late Cretaceous |
|
| Trithyrodinium sp.I | Campanian | Campanian |
|
| Trithyrodinium striatum | Early Coniacian | Maastrichtian |
|
| Trithyrodinium suspectum | Early Cretaceous | Thanetian |
|
| Trithyrodinium trendallii | Maestrichtian | Maestrichtian |
|
| Trithyrodinium unicorniculum | Campanian | Campanian |
|
| Trithyrodinium velatum | Maastrichtian | Maastrichtian |
|
| Trithyrodinium vermiculatum | Turonian | Oligocene |
|
| Trithyrodinium verrucosum | Middle Cretaceous | Early Pleistocene |
|
| Trithyrodinium vozzhennikovae | Campanian | Campanian |
|