The diversity and evolution of recruitment behaviour in ants, with a discussion of the usefulness of parsimony criteria in the reconstruction of evolutionary histories C. Baroni Urbani Research Articles Pages: 233 - 260
Caste specialization in food storage in the dimorphic antColobopsis nipponicus (Wheeler) E. Hasegawa Research Articles Pages: 261 - 271
Behavior of ergatoid males in the ant,Cardiocondyla nuda J. HeinzeS. KühnholzB. Hölldobler Research Articles Pages: 273 - 282
Reproduction by virgin queen fire ants in queenless colonies: Comparative study of three taxa (Solenopsis richteri, hybridS. invicta/richteri, S. geminata) (Hymenoptera: Formicidae) E. L. VargoS. D. Porter Research Articles Pages: 283 - 293
Cleptobiosis in the antEctatomma ruidum in Nicaragua I. PerfectoJ. H. Vandermeer Research Articles Pages: 295 - 299
Biology and myriapod egg predation by the Neotropical myrmicine antStegomyrmex vizottoi (Hymenoptera: Formicidae) J. L. M. DinizC. R. F. Brandãao Research Articles Pages: 301 - 311
Glandular apparatus associated with the gastral tergal tegument in males ofStenogaster concinna andAnischnogaster laticeps (Hymenoptera: Stenogastrinae) E. FrancescatoS. TurillazziM. H. Hansell Research Articles Pages: 313 - 317
Attraction of the sexes inFormica lugubris Zett (Hymenoptera: Formicidae) D. CherixD. J. C. FletcherF. Walter Research Articles Pages: 319 - 324
Molecular cloning and sequencing of 18S rDNA gene fragments from six different ant species A. BaurA. BuschingerF. K. Zimmermann Research Articles Pages: 325 - 335
Predation on earwigs: A novel diet specialization within the genusLeptogenys (Formicidae: Ponerinae) S. Steghaus-KovacU. Maschwitz Short Communication Pages: 337 - 340
Timing of insemination in terms of age of new reproductive females of a temperate-zone polistine wasp,Polistes snelleni (Hymenoptera: Vespidae) T. Suzuki Short Communication Pages: 341 - 343