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Phylum Arthropoda

Phylum Arthropoda. Jointed appendages Exoskeleton Bilateral symmetry Open Circulatory System Well developed nervous system with a Brain Well developed muscles. Subphylum Uniramia. Unbranched appendages. Subphylum Uniramia. Unbranched appendages Jaws. Jaws. Subphylum Uniramia.

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Phylum Arthropoda

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  1. Phylum Arthropoda • Jointed appendages • Exoskeleton • Bilateral symmetry • Open Circulatory System • Well developed nervous system with a Brain • Well developed muscles

  2. Subphylum Uniramia • Unbranched appendages

  3. Subphylum Uniramia • Unbranched appendages • Jaws

  4. Jaws

  5. Subphylum Uniramia • Unbranched appendages • Jaws • One pair of antennae

  6. Class Insecta • Six walking legs • Three body sections

  7. Mosquito

  8. Dragonfly

  9. Wasp

  10. Ants

  11. Grasshopper

  12. Praying Mantis

  13. MonarchButterfly

  14. Butterfly Metamorphosis

  15. Zebra Butterfly

  16. Bee

  17. Walking stick

  18. Class Chilopoda • Has many body segments • Each segment has one pair of legs • Centipedes

  19. Centipede fangs

  20. Class Diplopoda • Each segment has two pairs of legs • millipedes

  21. Subphylum Chelicerata • Specialized Mouth Parts: • Chelicerae • Move up & down (stab) • Often have fangs • Pedipalps (used to grab prey)

  22. Pedipalps Chelicerae with Fangs

  23. Subphylum Chelicerata • Specialized Mouth Parts • 2 body sections cephalothorax abdomen

  24. Class Arachnida 8 Walking Legs

  25. Spiders 8 Simple eyes Silk glands

  26. Banana Spider

  27. Crab Spider

  28. Flame Tarantula

  29. Tarantula Chelicerae

  30. Scorpion

  31. Chelicerae

  32. Scorpion Chelicerae

  33. Deer Tick

  34. Tick under a microscope Chelicerae

  35. Mite

  36. Water mite

  37. Class Merostomata Horseshoe Crab Only living member of this class

  38. Horseshoe crab chelicerae

  39. Horseshoe Crab Compound eyes Book gills

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