Vorticella
| Vorticella | |
|---|---|
| Vorticella convallaria as illustrated by C.G. Ehrenberg in 1838 | |
| Scientific classification | |
| Domain: | Eukaryota |
| Clade: | Diaphoretickes |
| Clade: | Sar |
| Clade: | Alveolata |
| Phylum: | Ciliophora |
| Class: | Oligohymenophorea |
| Order: | Sessilida |
| Family: | Vorticellidae |
| Genus: | Vorticella L. (1767) |
| Species | |
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See text | |
Vorticella is a genus of bell-shaped ciliates that have stalks to attach themselves to substrates. The stalks have contractile myonemes, allowing them to pull the cell body against substrates. The formation of the stalk happens after the free-swimming stage.