Tanaidacea
| Tanaidacea Temporal range:  | |
|---|---|
| Tanaissus lilljeborgi (a tanaid from the North Sea) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Malacostraca | 
| Superorder: | Peracarida | 
| Order: | Tanaidacea Dana, 1849 | 
| Suborders | |
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The crustacean order Tanaidacea (known as tanaids) make up a minor group within the class Malacostraca. There are about 940 species in this order.