Worm Crossword by Rauri McClain

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Across
  1. 2. The genus of nematode most often found in humans
  2. 4. Rather than free-living, many of nematodes live a ______ lifestyle
  3. 8. A well-known annelid species which feeds on blood and is found in lakes
  4. 9. A multinucleate type of cell, which the entire epidermis of many nematodes is
  5. 12. The large ring-like section of many annelids' bodies which is unsegmented and secretes a sac to store eggs
  6. 14. The setae found on annelids worms
  7. 17. The non-cellular exoskeleton of nematodes
  8. 18. The typical common name of the phylum Nematoda
  9. 19. A well known group of terrestrial annelid
  10. 20. The typical common name of the phylum Annelida
  11. 22. The type of symmetry which worms have
  12. 23. The skeletal system of worms
Down
  1. 1. A manner of mating among many platyhelminthes, which they partake in due to being hermaphroditic
  2. 3. Unlike annelids or nematodes, the digestive system of platyhelminths are _______
  3. 4. The segment of an annelid which contains its brain
  4. 5. Also known as Gordian worms, this phylum is the closest living relative to Nematoda
  5. 6. A cell in platyhelminths which serves as part of the excretory system by removing waste
  6. 7. Planarian platyhelminths can regrow or _______ their bodies when cut in half, creating two organisms from one
  7. 10. The largest nematode can be found parasitizing this marine mammal
  8. 11. Members of the platyhelminth subclass Digenea are also called
  9. 13. Unlike nematodes or platyhelminths, annelids are unique for have a true body cavity or ______
  10. 15. While most platyhelminths are parasites, this group is free-living
  11. 16. The typical common name of the phylum Platyhelminthes
  12. 21. Hairlike structures found projecting from the bodies of many worms