Nucia speciosais commonly referred to as Leucosiid Crab. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. Toxicity: Toxic hazard unknown.
Body with vesiculous granules. Carapace strongly convex, broader than long. There are five tubercles on each lateral border of the carapace and two on the posterior border. These tubercles are more distinct in male than in female. Chelipeds stout.