Invertebrates and Classification

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Across
  1. 8. the parts of the organism that you can not see
  2. 10. this phylum has special stinging cells that are present on their tentacles
  3. 14. the animals belonging to this phylum are known as flatworms
  4. 16. these animals have jointed appendages and a tough exoskeleton
  5. 17. these animals have antennae and chewing mouth parts called mandibles
  6. 18. animals that belong to this phylum are known as sponges
Down
  1. 1. the parts of the organism that you can see
  2. 2. these animals are filter feeding animals known as tunicates and lancelets
  3. 3. these animals have soft bodies with a hard shell
  4. 4. organizing organisms according to their characteristics
  5. 5. the study of heredity
  6. 6. these animals all have eight legs
  7. 7. this phylum is different because its members have segmented bodies
  8. 9. these animals have spiney skin and suction cup like feet
  9. 11. all of these animals have bodies that are divided into three parts - head, abdomen and thorax
  10. 12. this phylum is made up of flatworms
  11. 13. the study of embryonic development
  12. 15. animals in this phylum are known as centipedes and millipedes