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Lab 4: Coelomate Worms PowerPoint Presentation
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Lab 4: Coelomate Worms

Lab 4: Coelomate Worms

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Lab 4: Coelomate Worms

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    2. Phylum Annelida (Polychaetes, Earthworms, Leeches) Segmented worms. Approx. 9000 spp. worldwide Chatae Chitinous thin walled cylinder