Arthropod crossword puzzle

3. The term for the process,of arthropods changing form during development (11 letters)
7. The term for a blood like fluid found in arthropods (8 letters)
8. The sensory appendages found in many heads on arthropods (9 letters)
11. The larval stage of a butterfly (10 letters)
13. The class that includes centipedes (10 letters)
14. The class of arthropods that includes Barnacles (9 letters)
15. The largest order of insects, known to fly (8 letters)
17. A small wingless arthropod that are known for their jumping ability (7 letters)
18. The number of legs that insects have (3 letters)
19. The process in which an arthropod sheds its exoskeleton (7 letters)

1. The class of arthropods that includes millipedes (10 letters)
2. The term for jointed appendages of arthropods (9 letters)
4. The group of arthpods that includes insects (6 letters)
5. The term is fused with head and thorax (10 letters)
6. Lungs The respiratory found in many arachnids (7 letters)
9. The class that includes spiders and scorpions (9 letters)
10. The class of arthropods that includes crabs and lobsters (9 letters)
12. This arthropod is known for their pincers and segmented tails (8 letters)
16. The hard outer layer that provides support and protection to arthropods (10 letters)
18. This arthropod is known for producing silk (7 letters)