Taxonomy of Shellfish

9.4.2. Portunus sanguinolentus

Unit 9 - Taxonomy of Crabs

9.4.2. Portunus sanguinolentus - Three spot swimming crab

• Carapace finely granulose, regions just discernible;
• 9 teeth on each anterolateral margin, the last tooth 2 to 3 times larger than preceding teeth.
• Chelae elongated in males; larger chela with conical tooth at base of fingers;
• pollex ridged;
• no spine on posterior border of merus of cheliped;
• carapace marked with 3 large blood red spots.