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Phylum Annelida (segmented worms) ... Echiura (burrow worms and echiuran worms) ... Order Echiuroidea (spoon worms)
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animaldiversity.ummz.umich.edu/site/accounts/classifica...
animaldiversity.ummz.umich.edu/site/accounts/classification/Annelida.html
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Index to the topic of segmented worms ... BACKYARD SEGMENTED WORMS ... Segmented Worms in General...
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www.backyardnature.net/2segworm.htm
www.backyardnature.net/2segworm.htm
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Segmented worms, such as the earthworm, the sandworm, and the leech, are divided into sections. ... are worms that have bodies divide into sections. The segmented worms, like the earthworm, are more advanced in their construction than flatworms as they possess a complete digestive tract with an anus to allow undigested...
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www.essortment.com/all/factssegmented_rmhn.htm
www.essortment.com/all/factssegmented_rmhn.htm
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Segmented worms are constructed on a "tube-within-tube" plan. Segmented worms are made up of segments that are formed by subdivisions that partially transect the body cavity. Segments each contain elements of such body systems as circulatory, nervous, and excretory tracts.
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people.westminstercollege.edu/faculty/tharrison/emigrat...
people.westminstercollege.edu/faculty/tharrison/emigration/segmented_worm.htm
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Biology4Kids.com! The web site that teaches the basics of biology and life science to everyone! ... Ooooh. Worms. Walk around school after a rainstorm and you will have seen annelids. Earthworms are the classic example of annelids. Annelids are all of the segmented worms. Earthworms have little sections.
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www.biology4kids.com/files/invert_annelid.html
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Introduction to the Annelida, the segmented worms. ... Segmented worms make up the Phylum Annelida. The phylum includes earthworms and their relatives, leeches, and a large number of mostly marine worms known as polychaetes. Various species of polychaete are known as lugworms, clam worms, bristleworms, fire worms, sea mice,
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www.ucmp.berkeley.edu/annelida/annelida.html
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These segmented worms are among the most common marine organisms, and can be found living in the depths of the ocean, floating free near the surface, or burrowing in the mud and sand of the beach. Some, such as Eunice gigantea, may reach three meters long.
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www.ucmp.berkeley.edu/annelida/polyintro.html
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Segmented Worms Collar Worm Ragworm or Ballworm Glassworm or Fireworm Encrusting Tubeworm ... The segmented worms have bodies divided into similar parts or segments. They form the majority of worm-like animals on the shore. ; ; Family Eunicidae;; This characteristic worm is common on reefs, reaching lengths of up to...
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mangrove.nus.edu.sg/pub/seashore/text/126.htm
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