An ecdysteroid (22-acetyl-20-hydroxyecdysone) from the defense gland secretion of an insect: Chrysolina carnifex (Coleoptera: Chrysomelidae) Pascal LaurentJean-Claude BraekmanJacques M. Pasteels Short Communication Pages: 109 - 111
Trail pheromones and Dufour gland contents in three Camponotus species (C. castaneus, C. balzani, C. sericeiventris: Formicidae, Hymenoptera) Eva KohlBert Hölldobler Hans-Jürgen Bestmann Research paper Pages: 113 - 122
Detoxification of pyrrolizidine alkaloids by the harvestman Mitopus morio (Phalangidae) a predator of alkaloid defended leaf beetles Thomas HartmannHåkan HäggströmMartine Rahier Research paper Pages: 123 - 127
Ultrastructural and chemical characterization of egg surface of honeybee worker and queen-laid eggs Tamar Katzav-GozanskyVictoria SorokerAbraham Hefetz Research paper Pages: 129 - 134
(Z)-9-Pentacosene − contact sex pheromone of the locust borer, Megacyllene robiniae Matthew D. GinzelJocelyn G. MillarLawrence M. Hanks Research paper Pages: 135 - 141
Receptor neurones in three heliothine moths responding to floral nd inducible plant volatiles Marit StrandenTonette RøstelienHanna Mustaparta Research paper Pages: 143 - 154
Stereoisomeric composition of the sex pheromone of the pine sawfly Microdiprion pallipes (Hym., Diprionidae) Fredrik ÖstrandOlle AnderbrantMichael Larsson Research paper Pages: 155 - 162