Animal Phyla/Echiura

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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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References

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