Invertebrate Zoology (Lavelle)

12345678910111213141516
Across
  1. 2. Multicellular
  2. 4. Has a body cavity
  3. 6. Trait present in both an ingroup and outgroup
  4. 9. Least amount of homoplasies
  5. 10. Protostome
  6. 11. Invertebrates are a _ group
  7. 12. Naturally produced toxic waste
  8. 13. Animal-like organisms
  9. 14. Deep parts of marine environment lack this
  10. 15. Lack a body cavity
  11. 16. Concern for terrestrial living
Down
  1. 1. Limited focus of study with invertebrates
  2. 3. Similarity due to shared ancestry
  3. 5. No Mesoderm
  4. 7. Evolve a trait, then lose it
  5. 8. Mouth second
  6. 9. Group where all members don't share a common ancestor
  7. 15. Unique derived character