A crustacean of the order Decapoda, such as a crab, lobster, or shrimp, characteristically having ten legs, each joined to a segment of the thorax.

• 十足目动物十足目的甲壳纲动物，如螃蟹，龙虾，或虾米，其特征是有十足，每一足都与身体中间一节的部分相接