| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| Animalia | Tardigrada | Heterotardigrada | Arthrotardigrada | Stygarctidae |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| species | Megastygarctides christinae Hansen & Kristensen, 2006 | accepted |
| species | Megastygarctides gerdae Hansen & Kristensen, 2006 | accepted |
| species | Megastygarctides isounguis Renaud-Mornant, 1981 | accepted |
| species | Megastygarctides orbiculatus McKirdy, Schmidt & McGinty-Bayly, 1976 | accepted |
| species | Megastygarctides setoloso Morgan & O'Reilly, 1988 | accepted |
| species | Megastygarctides sezginii Ürkmez, Ostrowska, Roszkowska, Gawlak, Zawierucha, Kristensen & Kaczmarek, 2017 | accepted |
Megastygarctides McKirdy, Schmidt & McGinty-Bayly, 1976. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-12-12.