Entomology 10

Dragonfly-a paleopterous (ancient wing, non-folding) insect

Classification: Pterygota: Neoptera, Endopterygota, Orders of Insects

I. Neoptera: Wing folding

II. Types of Metamorphosis (Change in form):

1. Ametabolous (Without metamorphosis)
2. Hemimetabolous (Incomplete metamorphosis)
   Egg - Nymphs - Adult
3. Holometabolous (Complete metamorphosis)(Endopterygota)
   Egg - Larvae - Pupa - Adult
4. Advantages of holometaboly
   1. Occupy different habitats
   2. Have different functions
   3. Pupae may resist extreme environments

Insect Orders [Slide show]:

1. Hexopoda: Protura, Collembola (Springtail), Diplura
2. Archeognatha - Jumping Bristletail
3. Thysanura - Bristletail (Silverfish)
4. Ephemeroptera - Mayfly: Adult
5. Ephemeroptera - Mayfly: Nymph (naiad)
6. Odonata - Dragonfly: Adult
7. Odonata - Dragonfly: Nymph (naiad)
8. Odonata - Dragonfly: Damselfly & exuvia of immature
9. Orthoptera - Grasshopper
10. Orthoptera - Jerusalem cricket
11. Phasmatodea - Walking stick
12. Grylloblattodea - Rock or Ice crawlers
13. Dermaptera - Earwig
14. Isoptera - Winged adult & apterous juvenile workers
15. Isoptera - Queen bloated with eggs.
16. Blattodea - Cockroach female with egg case
17. Mantodea - Mantids mating
18. Zoraptera - Wingless (apterous) adult
19. Plecoptera - Stonefly: Adult
20. Plecoptera - Stonefly: Nymph (naiad)
21. Embioptera - Webspinner: Web
22. Embioptera - Webspinner: Adult
23. Thysanoptera - Thrips (winged)
24. Hemiptera - Bugs: Stink bug
25. Hemiptera - Bugs: Water striders
26. Hemiptera - Bugs: Giant water bug
27. Hemiptera - Bugs: Cicada & exuvium
28. Hemiptera - Bugs: Leafhoppers
29. Hemiptera - Bugs: Aphids (winged & apterous)
30. Hemiptera - Bugs: Scales
31. Psocoptera - Booklouse (winged)
32. Phthiraptera - Lice: Biting louse
33. Phthiraptera - Lice: Sucking louse
34. Coleoptera - Beetles: Tiger beetle
35. Coleoptera - Beetles: Scarab
36. Coleoptera - Beetles: Weevil
37. Strepsiptera - Twisted wing parasites: Female in abdomen of host bee
38. Strepsiptera - Twisted wing parasites: Male mating with female in abdomen of host bee
39. Neuroptera - Green lacewing
40. Megaloptera - Dobsonfly: Adult
41. Megaloptera - Dobsonfly: Larva (Helgramite)
42. Raphidioptera - Snakefly
43. Hymenoptera - Ichneumon wasp
44. Hymenoptera - Ant (worker)
45. Hymenoptera - Honey bee queen & workers
46. Trichoptera - Caddisfly: Adult
47. Trichoptera - Caddisfly: Larvae in cases
48. Lepidoptera - Butterfly
49. Lepidoptera - Sphinx moth
50. Mecoptera - Scorpionfly
51. Siphonaptera - Flea
52. Diptera - Mosquito
53. Diptera - Flesh fly

Readings in Gullan, P.J. and Cranston, P. S. (1994). The Insects: An Outline of Entomology:

• Read: pp. 12-18 (Table 1.3); pp. 192-197 (7.5)
  
• Scan: pp. 216-220 (Box 8.4-8.6); pp. 237-245 (Box 9.1-9.5)

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