Colacium
| Colacium | |
|---|---|
| Colacium vesiculosum, attached to a rotifer | |
| Scientific classification | |
| Domain: | Eukaryota |
| Clade: | Discoba |
| Phylum: | Euglenozoa |
| Class: | Euglenida |
| Clade: | Euglenophyceae |
| Order: | Euglenales |
| Family: | Euglenaceae |
| Genus: | Colacium Ehrenberg, 1834 |
| Type species | |
| Colacium vesiculosum Ehrenberg | |
Colacium is a genus of algae belonging to the family Euglenaceae. It has two phases: a motile phase and a sessile phase, where it is found attached to other freshwater organisms.
The genus has a cosmopolitan distribution.