| Petrolisthes | |
|---|---|
| New Zealand half crab, P. elongatus | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Crustacea |
| Class: | Malacostraca |
| Order: | Decapoda |
| Infraorder: | Anomura |
| Family: | Porcellanidae |
| Genus: |
Petrolisthes Stimpson, 1858 |
| Type species | |
|
Porcellana violacea Guérin, 1829 |
|
Petrolisthes is a genus of marine porcelain crabs, containing these extant species: