NOIROT Ch. - The gut of Termites (Isoptera). Comparative anatomy, sytematics, phylogeny. I. Lower Termites

O'BRIEN Ch. W. & COUTURIER G. - Two new agricultural pest species of Conotrachelus (Coleoptera: Curculionidae: Molytinae) in South America

POUVREAU A. & LOUBLIER Y. - Observations sur la biologie de Dasypoda hirtipes (F., 1793) (Hymenoptera: Apoidea: Melittidae)

MORETEAU B., PETAVY G., GIBERT P., MORIN J.-Ph., MUNOZ A. & DAVID J. R. - New discriminating traits between females of two sibling species: Drosophila melanogaster and D. simulans (Diptera: Drosophilidae)

OZEROV A. L. & MEIER R. - A key to the larvae of the Palaearctic genera of the Sepsidae (Diptera: Cyclorrhapha)

PEREZ J. M. & MARTIN-MATEO Ma P. - First description of male Craspedorrhynchus subbuteonis Gallego, Martin & Aguirre, 1987 (Phthiraptera: Ischnocera: Philopteridae)

XXe Congrès international d'Entomologie. Seconde Annonce

Erratum