Dixidae

例句：

1. 1.The octopus is a member of the Crustacea family.
   章鱼是甲壳纲家族的成员。
2. 2. The crab is a common species in the Decapoda order.
   螃蟹是节肢动物门中常见的物种。
3. 3. Dixidae are known for their unique shells and hard exoskeletons.
   甲壳纲动物以其独特的外壳和坚硬的外骨骼而闻名。