👉 Gastromelanus is a genus of crustaceans in the family Molluscarinae. It includes three species: 1. Gastromelanus hirtus, also known as the brown crab 2. Gastromelanus fuscipes, the black and white striped crab 3. Gastromelanus pachycephalus, the brown and green striped crab Gastromelanus is known for its strong and fast movement in the water, which allows
