1. Life duration and turnover of foragers in the antCataglyphis Bicolor (Hymenoptera, Formicidae)

   • P. Schmid-Hempel
   • R. Schmid-Hempel

   OriginalPaper Pages: 345 - 360

2. Raid organization and behavioral development in the slave-making antPolyergus lucidus Mayr

   • E. Cool-Kwait
   • H. Topoff

   OriginalPaper Pages: 361 - 374

3. Evolutionary genetics of social wasps (Hymenoptera, Vespidae, Vespula)

   • S. L. Varvio-Aho
   • P. Pamilo
   • A. Pekkarinen

   OriginalPaper Pages: 375 - 386

4. Développement ovarien et statut social chez une fourmi primitiveNeoponera obscuricornis Emery (Hym. Formicidae, Ponerinae)

   • D. Fresneau

   OriginalPaper Pages: 387 - 402

5. Colony efficiency and the reproductivity effect inLeptothorax allardycei (Mann)

   • B. J. Cole

   OriginalPaper Pages: 403 - 407

6. Behavior of the cryptobiotic predaceous antEurhopalothrix heliscata, n. sp. (Hymenoptera: Formicidae: Basicerotini)

   • E. O. Wilson
   • W. L. Brown Jr.

   OriginalPaper Pages: 408 - 428

7. Studies on the predatory biology of oriental dacetine ants (Hymenoptera: Formicidae) I. Some japanese species ofStrumigenys, Pentastruma, andEpitritus, and a malaysianLabidogenys, with special reference to hunting tactics in short-mandibulate forms

   • K. Masuko

   OriginalPaper Pages: 429 - 451

8. Adult nourishment during larval provisioning in a primitively Eusocial wasp,Polistes metricus Say

   • J. H. Hunt

   OriginalPaper Pages: 452 - 460

9. Colony-level regulation of forager caste ratios in response to caste perturbations in the carpenter Ant,Camponotus Pennsylvanicus (De Geer) (Hymenoptera: Formicidae)

   • H. G. Fowler

   OriginalPaper Pages: 461 - 472

10. Alar biometry in the taxonomy of the speciesGoniomma hispanicum andG. baeticum

    • J. L. Reyes Lopez
    • A. Porras Castillo

    Brief communication Pages: 473 - 475

11. Remerciements

    Acknowledgments Pages: 476 - 476