| Derocheilocarididae | |
|---|---|
| |
| Ctenocheilocaris galvarini | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Superclass: | Oligostraca |
| Subclass: | Mystacocarida Pennak & Zinn, 1943 |
| Order: | Mystacocaridida Pennak & Zinn, 1943 |
| Family: | Derocheilocarididae Pennak & Zinn, 1943 |
| Genera | |
Derocheilocarididae is a family of marine crustaceans that form part of the meiobenthos. It is the only family in the monotypic order Mystacocaridida, and the monotypic subclass Mystacocarida. These mystacocarids are less than 1 mm (0.04 in) long, and live interstitially in the intertidal zones of sandy beaches.