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Harpacticoids are a type of copepod, which are small crustaceans. They are typically found in marine and freshwater environments, often dwelling on the bottom. The name "harpacticoid" comes from the Greek word for "rapacious," suggesting their predatory nature. As crustaceans, they belong to a larger group of arthropods that includes familiar animals like crabs, shrimp, and lobsters. Copepods, including harpacticoids, are an important part of aquatic ecosystems.12

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  1. harpacticoid
  2. list of crustaceans

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