| Kingdom | Phylum | Class | Order |
|---|---|---|---|
| Chromista | Ciliophora | Nassophorea | Nassulida |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| genus | Dentithorax | accepted |
| genus | Drepanomonas Fresenius, 1858 | accepted |
| genus | Hemicyclium Eberhard, 1862 | accepted |
| genus | Microthorax Engelmann, 1862 | accepted |
| genus | Simithorax | accepted |
| genus | Stammeridium Wenzel, 1969 | accepted |
Microthoracidae. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2021-09-08.