Articles

1. Toxicity of nonhost phototoxins to parsnip webworms(Lepidoptera: Oecophoridae)

   • May R. Berenbaum
   • Keywan Lee

   Research papers Pages: 81 - 85

2. Induced alkaloid defence inAtropa acuminata in response to mechanical and herbivore leaf damage

   • M. Bashir Khan
   • Jeffrey B. Harborne

   Research papers Pages: 77 - 80

3. Parasitic wasps orient to green leaf volatiles

   • Douglas W. Whitman
   • Fred J. Eller

   Research papers Pages: 69 - 76

4. Aphid sex pheromone components: Age-dependent release by females and species-specific male response

   • Jim Hardie
   • Marcel Holyoak
   • Christine M. Woodcock

   Research papers Pages: 63 - 68

5. Systemic retention of ingested cantharidin by frogs

   • Thomas Eisner
   • Jeffrey Conner
   • James C. O'Reilly

   Research papers Pages: 57 - 62

6. Evolutionary strategies of chemical defense in aposematic butterflies: Cyanogenesis in Asteraceae-feeding American Acraeinae

   • Keith S. Brown Jr.
   • Ronaldo B. Francini

   Research papers Pages: 52 - 56

7. Methylalkylpyrazines in aposematic insects, their hostplants and mimics

   • Barry P. Moore
   • W. Vance Brown
   • Miriam Rothschild

   Research papers Pages: 43 - 51

8. Announcements

   Announcement Pages: 42 - 42

9. Announcements

   Announcement Pages: 41 - 42

10. Prospecting for nature's chemical riches

    • Thomas Eisner

    News & commentary Pages: 38 - 40

11. The Göteborg Resolution

    • Thomas Eisner
    • Jerrold Meinwald

    News & commentary Pages: 38 - 38

12. Chemical defense of a rare mint plant

    • Thomas Eisner
    • Kevin D. McCormick
    • Jerrold Meinwald

    Research papers Pages: 30 - 37

13. Variation of pyrrolizidine alkaloids in Ithomiinae: A comparative study between species feeding on Apocynaceae and Solanaceae

    • José Roberto Trigo
    • Keith S. Brown Jr.

    Research papers Pages: 22 - 29

14. Chemical defence in chewing and sucking insect herbivores: Plant-derived cardenolides in the monarch butterfly and oleander aphid

    • Stephen B. Malcolm

    Research papers Pages: 12 - 21

15. The poison gland of the antMyrmicaria eumenoides and its role in recruitment communication

    • Manfred Kaib
    • Hubert Dittebrand

    Research papers Pages: 3 - 11

16. Chemoecology — a new journal

    • Michael Boppré
    • Stephen B. Malcolm

    Editorial Pages: 1 - 2