| Triceratiales | |
|---|---|
 | |
| Fossil of Triceratium polycystinorum | |
Scientific classification  | |
| Domain: | Eukaryota |
| Clade: | Sar |
| Clade: | Stramenopiles |
| Phylum: | Ochrophyta |
| Clade: | Diatomeae |
| Class: | Bacillariophyceae |
| Subclass: | Coscinodiscophycidae |
| Superorder: | Biddulphianae |
| Order: | Triceratiales |
| Suborders | |
