PHYLUM HEMICHORDATA Hemichordates are worm- like animals living in tubes in the bottom mud or among rocks or masses of plant material. At one time they were considered to belong to the same phylum as we belong (Phylum Ch
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Document Date: 2006-03-03 11:44:00

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• Zoology
• Phyla
• Thaliacea
• Salp
• Larvacea
• Ascidiacea
• Plankton
• Cephalochordata
• Lancelet
• Taxonomy