1. Invertebrates Look at all the pretty animals…..awwwwww! All invertebrates included except arthropods

3. Cambrian Explosion Many hard-bodies animals with shells developed during this period.

5. Coelomates are divided into 2 groups. Protostomes Deuterostomes Coelom forms from the solid masses in the embryo Coelom forms from a portion of the digestive tube Annelids and Mollusks Echinoderms and Chordates (Us)

11. Sponges_Phylum Porifera

15. Cnidarians-Scyphozoans

16. Cnidarians-Box jellyfish Most deadly jellyfish, can kill a person!

17. Hydrozoans Portuguese Man-O-War, Looks like a jellyfish, but it is actually a colony of polyps like this one

18. Anthozoans

21. Class Turbellaria

22. Class Trematoda

23. Class Cestoidea

24. Ewwwww, tapeworms!

26. Roundworms Trichinosis- disease caused by a roundworm contracted by eating undercooked pork and other meat infected with it

28. Yay…rotifers!

30. Class Polychaeta-sandworms and others

31. Class Oligochaeta-earthworms If the soil is a rockin’ don’t come a knockin’!

32. Class Hirudinea-Leeches Land Leeches

37. Class Gastropoda

38. Class Bivalvia Clam larvae

39. Class Cephalopoda Nautilis-very old

42. Echinoderms