| Catenella | |
|---|---|
 | |
| Catenella caespitosa | |
Scientific classification  | |
| Domain: | Eukaryota |
| Supergroup: | Archaeplastida |
| Division: | Rhodophyta |
| Class: | Florideophyceae |
| Order: | Gigartinales |
| Family: | Caulacanthaceae |
| Genus: | Catenella Greville, 1830 |
Catenella is a genus of red algae belonging to the family Caulacanthaceae.
The genus has almost cosmopolitan distribution.
Species:
- Catenella caespitosa (With.) L.M.Irvine
- Catenella impudica (Mont.) J.Agardh