| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| Protozoa | Choanozoa | Choanoflagellatea | Choanoflagellida | Acanthoecidae |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| species | Calliacantha longicaudata (Leadbeater) Leadbeater, 1978 | accepted |
| species | Calliacantha multispina Manton & Oates | accepted |
| species | Calliacantha natans (Grøntved) Leadbeater, 1978 | accepted |
| species | Calliacantha simplex Manton & Oates, 1979 | accepted |
Calliacantha B.S.C.Leadbeater, 1978. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2021-08-27.