| Sphacelariales | |
|---|---|
| Halopteris filicina | |
| Scientific classification | |
| Domain: | Eukaryota |
| Supergroup: | Stramenopiles |
| Division: | Ochrophyta |
| Class: | Phaeophyceae |
| Subclass: | Dictyotophycidae |
| Order: | Sphacelariales Migula |
| Families | |
Sphacelariales is an order of brown algae (class Phaeophyceae).