| Dairoidea Temporal range: | |
|---|---|
| Daira perlata | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Malacostraca |
| Order: | Decapoda |
| Suborder: | Pleocyemata |
| Clade: | Reptantia |
| Infraorder: | Brachyura |
| Section: | Eubrachyura |
| Subsection: | Heterotremata |
| Superfamily: | Dairoidea Serène, 1965 |
| Families | |
Dairoidea is a superfamily of crabs, comprising two families which each contain a single genus: Dairidae (the living fossil Daira ) and Dacryopilumnidae (Dacryopilumnus) .