1. Kingdom: Animalia Phylum: Arthropoda Subphylum:Crustacea

2. Arthropods Phylum Arthropoda

4. Largest phylum of animals, 3 of 4 on Earth

5. Marine: barnacles, shrimp, lobster, and crabs

6. Segmented body and bilateral symmetry

8. Chitinous exoskeleton leads to molting

10. No Marine insects

11. Crustaceans
(“insects of the sea”) shrimp, crab, and lobster

12. Copepods, krill (zooplankton)

13. Shrimp and lobsters are scavenger

14. Gills

15. 2 pair of antennae and segmented body

16. Compound eye; 14,000 light sensitive units

17. Mostly separate sexes, females store sperm