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Natural History
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The Fossil Record
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From Wikiversity
<
Animal Phyla
A spoon worm of the family Bonelliidae.
Echiura
Name Meaning: Spine tail
English Common Name: Spoon worms
Major distinguishing characteristics: Set of hooks at posterior end
Approximate number of species described: about 140
Natural History
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Taxonomy
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Anatomy
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The Fossil Record
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Quiz
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Echiura Quiz
References
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Categories
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Animals
Biology
Zoology
Taxonomy