Tumidodromia dormia

Tumidodromia dormia
T. dormia eating a sea urchin
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Infraorder: Brachyura
Family: Dromiidae
Genus: Tumidodromia
Species:
T. dormia
Binomial name
Tumidodromia dormia
Synonyms 
  • Cancer lanosus Rumphius, 1705
  • Cancer dormia Linnaeus, 1763
  • Dromidiopsis dormia (Linnaeus, 1763)
  • Cancer dormitator Herbst, 1790
  • Dromia rumphii Weber, 1795
  • Dromia hirsutissima Dana, 1852

Tumidodromia dormia, the sleepy sponge crab or common sponge crab, is the largest species of sponge crab and the only species in the genus Tumidodromia. It grows to a carapace width of 20 cm (8 in) and lives in shallow waters across the Indo-Pacific region.