General Arthropod Vocabulary

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Across
  1. 4. one of the air conveying tubes of the respiratory system.
  2. 6. (in arachnids) one member of the usually longer pair of appendages immediately behind the chelicerae.
  3. 11. spiders, scorpions, ticks, mites
  4. 12. the phylum composed of spiders, insects, crustaceans, millipeds and centipeds
  5. 14. distinct sections of the body of an arthropod.
  6. 15. the respiratory organ of a spider, scorpion, or other arachnid, composed of thin, membranous structures arranged like the leaves of a book.
  7. 16. one member of the first pair of usually pincerlike appendages of spiders and other arachnids.
  8. 18. an external covering or integument, especially when hard, as in the shells of crustaceans.
  9. 19. the gill of a horseshoe crab, composed of numerous membranous structures arranged like the leaves of a closed book.
Down
  1. 1. the shedding or casting off of an outer coat or integument by snakes, crustaceans, etc.
  2. 2. organs of excretion in insects and many other arthropods: narrow tubules opening into the anterior part of the hindgut
  3. 3. a bony or chitinous shield, test, or shell covering some or all of the dorsal part of an animal, as of a turtle.
  4. 5. centipedes
  5. 7. 6 - legged arthropods
  6. 8. the anterior part of the body in certain arachnids and crustaceans, consisting of the coalesced head and thorax.
  7. 9. crayfish lobsters crabs shrimp
  8. 10. millipedes
  9. 13. the last segment, or an appendage of the last segment, of certain arthropods, as the middle flipper of a lobster's tail.
  10. 17. to cast off or shed feathers, skin, or the like.