| Kingdom | Phylum | Class | Order |
|---|---|---|---|
| Chromista | Ciliophora | Oligotrichea | Choreotrichida |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| genus | Amplectella Kofoid & Campbell, 1929 | accepted |
| genus | Amplectellopsis Kofoid & Campbell, 1929 | accepted |
| genus | Proplectella Kofoid & Campbell, 1929 | accepted |
| genus | Undella Daday, 1887 | accepted |
| genus | Undellopsis Daday, 1887 | accepted |
| genus | Undellopsis Kofoid & Campbell, 1929 | doubtful |
Undellidae. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2021-09-08.