Date: 2006-03-03 11:44:00

Zoology

Phyla

Thaliacea

Salp

Larvacea

Ascidiacea

Plankton

Cephalochordata

Lancelet

Taxonomy

Tunicates

Chordates

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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