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Annelids

Annelids are commonly described as segmented worms and possess a distinct coelom like mollusks.

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Invertebrates: Species Study Guide
Student Contributed
This study guide summarizes the ecology, body structure, and reproduction of sponges, cnidarians, flatworms, roundworms, mollusks, annelids, arthropods, insects, and echinoderms. It also includes further classification of arthropods and echinoderms.

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