1. Name the Class Remember that the class means “stomach foot”

2. Name the phylum (remember that the phylum means “jointed foot”

3. N ame the phylum, remember they are very segmented and it starts with an A)

4. Name the phylum, remember it has a prefex that mean full of holes

5. Name the phylum, remember the first letter is silent and and they have “stinging cells”

6. Name the phylum: remember it translates as “flat worm”

7. Fig. 18-8a Mouth Name the phylum: they are “round worms”

8. Name the Class (it means “head and foot” and Phylum (starts with an M)

9. A scorpion (about 8 cm long) A black widow spider (about 1 cm wide) A dust mite (about 420  m long) Horseshoe crab, 14-19 inches as adults Name the Phylum (it means “jointed” feet), name the class “ named” for a woman who weaves webs.

10. Fig. 18-11e Phylum Arthropoda: Class Chilopoda (1 pair of feet per segment, centipedes, carnivores (myriapoda lots of feet) Phylum Arthropoda: Class Diplopoda (2 pairs of feet per segment, millipedes, vegetarians (myriapoda lots of feet)

11. Phylum Arthropoda: Class ? Sounds like crunchy Barnacles Crayfish or craydads Crabs

12. Fig. 18-12a Phylum Arthropoda: Class “named for bugs and other critters”

13. Phylum Arthropoda: Class Insecta Check out the camophlage Praying mantis Walking Stick

14. Owl butterfly great way to fool predators owl

15. Phylum ??? (spiny skin) our closest invertebrate relatives

16. Spines Tube feet Phylum Echinodermata Sea Star Sea Cucumber Sea Urchin Sand dollar

17. Excurrent siphon Adult (about 3 cm high) Post-anal tail Dorsal, hollow nerve cord Pharyngeal slits Mouth Larva Notochord Muscle segments Phylum: Urochordata, not quite a full chordate, larvae metamorphoreses

18. Phylum Chordata (Craniata) Class Agnatha (no jaws) Class Chondrichythes (cartilage fish) Class Ostheichythes (bony fish) lamprey Sharks, skates, rays trout

19. Phylum Chordata: (Craniata) Class Amphibia (must lay eggs in water) -tetrapods… (4 legs) -Frogs, toads, salamanders Class Reptilia (and sub class Aves-birds) –Most tetrapods, don’t need –Water to reproduce –Lizards, snakes, alligators, crocodiles

20. Phylum Chordata: Class Amphibia Frog Salamander Toad Phylum Chordata: Class Reptilia and sub class Aves Western Fence Lizard California Quail

21. Phylum Chordata (Craniata) Class Mammalia 3 types of mammals (hair, nurse young) Monotreme (lay eggs, males have poison spurs) Marsupials (early birth, pouch) Eutheria (true mammals, fetus connected to mother by placental: placental mammals)

22. Phylum Chordata: Class Mammalia Monotreme: duckbill platypus Marsupials: Opossum

23. Phylum Chordata: Class Mammalia