- Kingdom Animalia
- Phylum Arthropoda
- Subphylum Crustacea
- Superclass Multicrustacea
- Class Malacostraca
- Subclass Eumalacostraca
- Superorder Eucarida
- Order Decapoda
- Suborder Pleocyemata
- Infraorder Brachyura
- Section Eubrachyura
- Subsection Heterotremata
Child taxons:
| Family Epialtidae |     |
| Family Inachidae |     |
| Family Inachoididae → Subfamily Stenorhynchinae → Genus Stenorhynchus |  |
| Family Majidae → Subfamily Majinae |   |
| Family Mithracidae |     |
| Family Oregoniidae → Subfamily Oregoniinae → Genus Oregonia |  |