Invertebrate animals commonly called "
worms" include annelids (earthworms and marine polychaete or bristle
worms), nematodes (roundworms), platyhelminthes (flatworms), marine nemertean
worms ("bootlace
worms"), marine Chaetognatha (arrow
worms), priapulid
worms, and
insect larvae such as grubs and maggots.
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