👉 Rhabdiasidae are a group of animals that belong to the order Rhabdina and the family Rhadinidae, including the fish-like "rhabdins" (fish) and the land-dwelling "rhinoids," such as the jellyfish. These animals have a wide range of structures and adaptations for survival in their respective environments: they can be found in oceans, seas, lakes, rivers, and coastal areas, where they play important roles in food