| Rank | Scientific name | Taxonomic status |
|---|---|---|
| family | Aponchiidae | accepted |
| family | Fusivermidae | accepted |
| family | Linhomoeidae | accepted |
| family | Monhysteridae | accepted |
| family | Pakiridae | accepted |
| family | Scaptrellidae | accepted |
| family | Siphonolaimidae | accepted |
| family | Sphaerolaimidae | accepted |
| family | Xyalidae | accepted |
| unranked | BOLD:AAV0306 | accepted |
| unranked | BOLD:AAV1449 | accepted |
| unranked | BOLD:ACI3130 | accepted |
Monhysterida. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-25.
