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| Phylum Porifera - Sponges |
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| Phylum Cnidaria |
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| Phylum Platyhelminthes - Flatworms (Planaria, Flukes & Tapeworms) |
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| Phylum Nematoda - Roundworms |
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| Phylum Rotifera - Rotifers |
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| Phylum Mollusca, Class Bivalvia (Mussel) |
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| Phylum Annelida, Class Oligochaeta (Earthworm) |
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| Phylum Arthropoda, Subphylum Crustacea: Crayfish - External Anatomy |
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| Phylum Arthropoda, Subphylum Crustacea: Crayfish - Internal Anatomy |
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| Phylum Echinodermata, Class Asteroidea (Starfish) |
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| Phylum Echinodermata, Class Asteroidea (Starfish) - Water Vascular System |
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| Phylum Chordata Invertebrates - Subphyla Urochordata & Cephalochordata |
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copyright © 2003-2004, Kevin Kelleher Questions or comments?... drop me an email! |
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