1. Animal Body Plans

2. Major Body Plan Characteristics of Animals Symmetry Primary Germ Layers Gut Organization Body Cavity Segmentation Skeletal Systems Circulatory Systems Appendages Coloniality

3. Symmetry Asymmetry Radial Symmetry Bilateral Symmetry Asymmetry Radial Symmetry Bilateral Symmetry

4. Primary Germ Layers None Diploblastic Triploblast None Diploblastic Triploblast Mesoderm Ectoderm Endoderm gut

5. The Formation of Primary Germ Layers

6. Germ Layer Patterns Ectoderm Endoderm gut Diploblastic

7. Diploblastic- two germ layers Phylum Cnidaria

8. Germ Layer Patterns acoelomate Triploblastic: 3 germ layers Mesoderm Ectoderm Endoderm gut

9. No Gut Blind Sac Gut Complete Gut Gut Organization

10. No Gut Sponges Phylum Porifera

11. No Gut Sponges Phylum Porifera

12. Blind Sac Gut Phylum Cnidaria

13. Complete Gut

14. Acoelomate Eucoelomate Pseudocoelomate Acoelomate Eucoelomate Pseudocoelomate Body Cavities

15. Acoelomate

16. Eucoelomate

17. Pseudocoelomate

18. Segmentation

19. Centipede Phylum Arthropoda

20. Segmentation Head Thorax Abdomen Walking legs Mouthparts (feeding) Pincers (defense) Antennae (sensory reception) Cephalothorax Lobster Phylum Arthropoda Swimming Appendages

21. Skeleton

22. Hydrostatic Skeleton Sea Anemone Phylum Cnidaria

23. Hydrostatic Skeleton Earthworm Phylum Annelida

24. Exoskeleton Chiton Phylum Mollusca

25. Exoskeleton Stony Coral Phylum Cnidaria

26. Endoskeletons Vertebrates Phylum Chordata Vertebrates Phylum Chordata

27. Circulatory Systems

28. Circulatory System None (simple diffusion) Body Cavity Circulation Closed Circulatory System Open Circulatory System

29. No Circulatory System Comb Jelly Phylum Ctenophora

30. Circulation in a Moon Jellyfish Phylum Cnidaria

31. Closed Versus Open Circulatory Systems

32. Nervous Systems

33. Types of Nervous Systems

34. Coloniality

35. Coral Phylum Cnidaria

36. Coloniality Sea Fan Phylum Cnidaria

37. Coloniality Man-of-War Phylum Cnidaria

38. Polymorphism in the Portuguese Man- of-War