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Entomology 462 Insect Morphology

Entomology 462 Insect Morphology. David J. Shetlar, Ph.D. The “BugDoc”. The Ohio State University, OARDC & OSU Extension Columbus, OH. © October, 2004, D.J. Shetlar, all rights reserved. External Morphology (grasshopper). Antenna. Compound eye. Wing. Abdomen. Head. Thorax.

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Entomology 462 Insect Morphology

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  1. Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J. Shetlar, all rights reserved

  2. External Morphology (grasshopper) Antenna Compound eye Wing Abdomen Head Thorax

  3. Lubber Grasshopper

  4. Lubber Grasshopper

  5. Lubber Grasshopper Head antenna compound eye ocelli frons mandible clypeus maxilla labium labrum

  6. Lubber Grasshopper Thorax pronotum mesopleuron spiracle metapleuron coxa femur tibia trochanter tarsus

  7. Lubber Grasshopper Abdomen abdominal tergites cercus spiracles abdominal sternites

  8. Insect Digestive System Generalized Diagram (typical of grasshopper)

  9. Insect Digestive System Caterpillar Digestive System Milkweed Bug Digestive System

  10. Insect Excretory System: Malpighian Tubules

  11. Insect Respiratory System Spiracles, Tracheae, Tracheal Trunks & Air Sacs, Tracheoles

  12. Insect Respiratory System Cana lily skipper (a butterfly) larvae have an almost completely transparent exoskeleton, thereby allowing a good view of the tracheal system.

  13. Insect Respiratory System

  14. Insect Nervous System

  15. Insect Nervous System

  16. Insect Muscular System

  17. Insect Exoskeleton

  18. Insect Reproductive System

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