Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University,...

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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

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Transcript of Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University,...

Page 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.

Entomology 462Insect 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

Page 2: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

External Morphology (grasshopper)

Head Thorax Abdomen

Antenna Compound eye Wing

Page 3: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Lubber Grasshopper

Page 4: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Lubber Grasshopper

Page 5: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

antenna

compound eye

frons

clypeus

ocelli

labrum

mandible

maxilla

labium

Lubber Grasshopper Head

Page 6: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

pronotum

coxa

trochanter

femur

tibia

tarsus

spiraclemesopleuron

metapleuron

Lubber Grasshopper Thorax

Page 7: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

abdominal tergites

abdominal sternites

cercus

spiracles

Lubber Grasshopper Abdomen

Page 8: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Digestive System

Generalized Diagram (typical of grasshopper)

Page 9: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Digestive System

Caterpillar Digestive System Milkweed Bug Digestive System

Page 10: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Excretory System:Malpighian Tubules

Page 11: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Respiratory System

Spiracles, Tracheae, Tracheal Trunks & Air Sacs, Tracheoles

Page 12: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Respiratory System

Cana lily skipper (a butterfly) larvae have an almost completely transparent exoskeleton, thereby allowing a good

view of the tracheal system.

Page 13: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Respiratory System

Page 14: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Nervous System

Page 15: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Nervous System

Page 16: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Muscular System

Page 17: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Exoskeleton

Page 18: Entomology 462 Insect Morphology David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus, OH © October, 2004, D.J.

Insect Reproductive System


Wooster Campus Map - Ohio State University€¦ · For additional information, please contact: OARDC 1680 Madison Avenue Wooster, Ohio 44691 oardc@osu.edu The Ohio State University

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