1. Animals
Kingdom: Animalia

2. Symmetry
Asymetry
Radial Symmetry
Bilateral Symmetry

3. Gut
Incomplete – sac body plan
Complete – tube-within-a-tube body plan

4. Primary Tissues Endoderm – inner surface tissue lining the gut.
Mesoderm – internal tissue sandwiched between exterior & interior.
Ectoderm – outer surface tissue.

5. Body Cavities
Acoelomate, Pseudocoelomate, Coelomate

6. Protostomes vs Deuterostomes

7. Animal Phyla Protostomes: Porifera Cnidaria Platyhelminthes Nematoda
Mollusca
Annelida
Arthropoda
Deuterostomes:
Echinodermata
Chordata

8. Porifera
Sponges

9. Cnidaria
Jellyfish,
Hydras

10. Platyhelminthes
Flatworms

11. Nematoda
Smooth Roundworms

12. Mollusca
Mollusks – snails, slugs, clams, octopi

13. Annelida
Segmented Roundworms

14. Arthropoda
Insects, millipedes, centipedes, spiders, ticks, crustaceans, crabs, lobsters, shrimp, scorpions.

15. Echinodermata
Starfish, Sea Urchins

16. Chordata
Eels, fish, amphibians, reptiles, birds, mammals…humans