| Thalassina Temporal range:
| |
|---|---|
| |
| Thalassina anomala | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Malacostraca |
| Order: | Decapoda |
| Suborder: | Pleocyemata |
| (unranked): | Reptantia |
| Infraorder: | Gebiidea |
| Family: | Thalassinidae Latreille, 1831 |
| Genus: | Thalassina Latreille, 1806 |
| Type species | |
| Thalassina scorpionides Latreille, 1806
| |
| Species | |
|
11 extant, 1 fossil species (see text) | |
Thalassina is a genus of mud lobsters found in the mangrove swamps of the Indian Ocean and western Pacific Ocean. Its nocturnal burrowing is important for the recycling of nutrients in the mangrove ecosystem, although it is sometimes considered a pest of fish and prawn farms.