1. Parallel pathways coordinate crawling in the medicinal leech, Hirudo medicinalis

   • A. P. Baader
   • W. B. Kristan Jr.

   Original Paper Pages: 715 - 726

2. Stiffness changes in chick hair bundles following in vitro overstimulation

   • Y. M. Szymko
   • P. M. Nelson-Adesokan
   • J. C. Saunders

   Original Paper Pages: 727 - 735

3. Physiological characteristics of the synaptic response of an identified sensory nonspiking interneuron in the crayfish Procambarus clarkii girard

   • M. Takahata
   • M. Niwa
   • H. Nakamura

   Original Paper Pages: 737 - 746

4. Acoustic response properties of single neurons in the central posterior nucleus of the thalamus of the goldfish, Carassius auratus

   • Z. Lu
   • R. R. Fay

   Original Paper Pages: 747 - 760

5. Circadian changes in melatonin in the nervous system and hemolymph of the cabbage looper moth, Trichoplusia ni

   • C. E. Linn Jr.
   • K. R. Poole
   • W. -Q. Wu

   Original Paper Pages: 761 - 771

6. Sex pheromone and plant-associated odour processing in antennal lobe interneurons of male Spodoptera littoralis (Lepidoptera: Noctuidae)

   • S. Anton
   • B. S. Hansson

   Original Paper Pages: 773 - 789

7. Pattern recognition in honeybees: eidetic imagery and orientation discrimination

   • A. D. Giger
   • M. V. Srinivasan

   Original Paper Pages: 791 - 795

8. Regeneration of axotomized tympanal nerve fibres in the adult grasshopper Chorthippus biguttulus (L.) (Orthoptera: Acrididae) correlates with regaining the localization ability

   • R. Lakes-Harlan
   • C. Pfahlert

   Original Paper Pages: 797 - 807

9. Descending stridulatory interneurons in the suboesophageal ganglion of two grasshopper species

   • Frank Lins
   • Norbert Elsner

   Original Paper Pages: 809 - 821

10. Descending stridulatory interneurons in the suboesophageal ganglion of two grasshopper species

    • Frank Lins
    • Norbert Elsner

    Original Paper Pages: 823 - 833