1. The effect of variation in parameters of the male calling song of the katydid,Amblycorypha parvipennis (Orthoptera: Tettigoniidae), on female phonotaxis and phonoresponse

   • Patrick L. Galliart
   • Kenneth C. Shaw

   OriginalPaper Pages: 841 - 855

2. Nest surface hydrocarbons facilitate nestmate recognition for the social wasp,Polistes metricus Say (Hymenoptera: Vespidae)

   • Theresa L. Singer
   • Karl E. Espelie

   OriginalPaper Pages: 857 - 870

3. Courtship behavior and discrimination between potential mates by maleDelia antiqua (Diptera: Anthomyiidae)

   • R. S. McDonald
   • J. H. Borden

   OriginalPaper Pages: 871 - 885

4. Oviposition site selection by the diamondback moth,Plutella xylostella (L.) (Lepidoptera: Plutellidae)

   • K. A. Justus
   • B. K. Mitchell

   OriginalPaper Pages: 887 - 898

5. Host-finding by cabbage looper moths (Lepidoptera: Noctuidae): Learning of host odor upon contact with host foliage

   • Peter J. Landolt
   • Oscar Molina

   OriginalPaper Pages: 899 - 908

6. Ultrasonic signals in the defense and courtship ofEuchaetes egle Drury andE. bolteri Stretch (Lepidoptera: Arctiidae)

   • Rebecca B. Simmons
   • William E. Conner

   OriginalPaper Pages: 909 - 919

7. Seasonal variation in mate-locating activity in the desert hackberry butterfly (Asterocampa leilia; Lepidoptera: Nymphalidae)

   • Ronald L. Rutowski
   • Michael J. Demlong
   • Barbara Terkanian

   OriginalPaper Pages: 921 - 931

8. Response of the melon fly parasitoidPysttalia fletcheri (Hymenoptera: Braconidae) to host-habitat stimuli

   • R. H. Messing
   • L. M. Klungness
   • K. A. Nishijima

   OriginalPaper Pages: 933 - 945

9. Reinforcement mechanisms of olfactory conditioning during parasitization by the parasitoidBrachymeria intermedia (Hymenoptera: Chalcididae)

   • V. Kerguelen
   • R. T. Cardé

   OriginalPaper Pages: 947 - 960

10. Learning of leaf shape by pipevine swallowtail butterflies: A test using artificial leaf models

    • R. A. Allard
    • D. R. Papaj

    Short Communication Pages: 961 - 967

11. On the evolutionary origin of nuptial seminal gifts in insects

    • Carlos Cordero

    Short Communication Pages: 969 - 974

12. “Sacking” the host: Oviposition behavior of a parasitoid wasp,Dyscritulus planiceps (Hymenoptera: Aphidiidae)

    • W. Völkl
    • M. Mackauer

    Short Communication Pages: 975 - 980

13. An unusual behavior inHelicoverpa armigera Hübner (Lepidoptera: Noctuidae): Pupation inside tomato fruits

    • Luis M. Torres-Vila
    • María C. Rodríguez-Molina
    • Alfredo Lacasa

    Short Communication Pages: 981 - 984