1. Phylogeny of filamentous ascomycetes

   • H. T. Lumbsch

   REVIEW ARTICLE Pages: 335 - 342

2. Neurosecretion: peptidergic systems in insects

   • R. Predel
   • Manfred Eckert

   REVIEW ARTICLE Pages: 343 - 350

3. Biocompatibility correlation of polymeric materials using human osteosarcoma cells

   • K. E. Geckeler
   • Roland Wacker
   • Wilhelm K. Aicher

   SHORT COMMUNICATION Pages: 351 - 354

4. Orientation and navigation during adult transport between nests in the ant Cataglypis iberica

   • V. Fourcassie
   • Abdallah Dahbi
   • Xim Cerdá

   SHORT COMMUNICATION Pages: 355 - 359

5. Enzymatic pattern processing

   • Klaus-Peter Zauner
   • M. Conrad

   SHORT COMMUNICATION Pages: 360 - 362

6. Pathological alterations typical of human Tay-Sachs disease, in the retina of a deep-sea fish

   • L. Fishelson
   • Yacov Delarea
   • Bella S. Galil

   SHORT COMMUNICATION Pages: 363 - 365

7. Light-dependent magnetoreception in birds: the effect of intensity of 565-nm green light

   • W. Wiltschko
   • R. Wiltschko
   • U. Munro

   SHORT COMMUNICATION Pages: 366 - 369

8. Radio-telemetric evidence of migration in the gregarious but not the solitary morph of the Mormon cricket (Anabrus simplex: Orthoptera: Tettigoniidae)

   • Patrick D. Lorch
   • D. T. Gwynne

   SHORT COMMUNICATION Pages: 370 - 372

9. Seed drops and caches by the harvester ant Messor barbarus: do they contribute to seed dispersal in Mediterranean grasslands?

   • C. Detrain
   • Olivier Tasse

   SHORT COMMUNICATION Pages: 373 - 376

10. 2,3-Dimethyl-5-(2-methylpropyl)pyrazine, a trail pheromone component of Eutetramorium mocquerysi Emery (1899) (Hymenoptera: Formicidae)

    • J. Tentschert
    • H.-J. Bestmann
    • J. Heinze

    SHORT COMMUNICATION Pages: 377 - 380