Phylum Arthropoda

1. PhylumArthropoda

2. CRAWDAD HOLEYou get a line and I'll get a pole, Honey,You get a line and I'll get a pole, Babe.You get a line and I'll get a pole,We'll go fishin' in the crawdad hole,Honey, Baby mine.

4. I. General InformationA. 80% of all animals are in the phylum Arthropoda B. 800,000 species C. Most adaptive and diversified Phylum D. Includes: Arachnids, Insects, and Crustaceans

5. II. General CharacteristicsA. Jointed-legs B. Segmented Bodies C. Symmetry – Bilateral D. Eucoelomate E. Deuterostome F. Exoskeleton G. Habitat – Land, Air, Water H. Reproduction - Sexual

6. III. Major Classes of Arthropoda A. Class Arachnida 1. 3 to 4 pr of legs (6-8 legs) 2. Book lungs 3. Two body regions – cephalo-thorax & abdomen 4. Chelicerae or fangs with venom glands. 5. Web-makers 6. Most Poor eyesight. 7. Examples: Spiders, Ticks, Mites, Scorpions

7. SPIDERS

8. III. Classes of Arthropoda B. Class Chilopoda 1. Many body segments 2. One pair of legs per body segment 3. One pair of antennae 4. First pair of legs modified into venomous fangs 5. Predators 6. Examples: Centipedes

9. CENTIPEDS

10. III. Classes of Arthropoda C. Class Diplopoda 1. Many body segments 2. Two pair of legs per body segment 3. One pair of antennae 4. Detritivores 5. Examples: Millipeds

11. MILLIPEDS

12. III. Classes of Arthropoda D. Class Crustacea 1.Several body regions – head, thorax and abdomen 2. Segments may be fused 3. Varied number of legs 4. Two pairs of antennae 5. Examples: Crayfish, Shrimp, Lobster, Crabs

13. CRUSTACEANS CRAYFISH SHRIMP CRAB LOBSTER

14. III. Classes of Arthropoda E. Class Insecta 1. two pairs of wings 2. three pairs of jointed legs 3. tri-segmented bodies: head, thorax and abdomen 4. hard exoskeleton 5. a pair of compound eyes 6. a pair of antennae 7. bilateral symmetry

15. INSECTS