1. On the chromaffin cells in dog adrenal medulla; with special reference to the small granule chromaffin cells (SGC cells)

   • Hiroki Kajihara
   • Takehiko Akimoto
   • Soichi Iijima

   OriginalPaper Pages: 1 - 14

2. Extracellular microtubule-like structures in the retina of the rainbow trout

   • Gertrud Kurz-Isler
   • Hartwig Wolburg

   OriginalPaper Pages: 15 - 26

3. The spermatozoon of Oikopleura dioica Fol (Larvacea, Tunicata)

   • Per R. Flood
   • Björn A. Afzelius

   OriginalPaper Pages: 27 - 37

4. The ultrastructure of pinealocytes in the golden mole (Amblysomus hottentotus) with special reference to the granular vesicles

   • P. Pevet
   • M. A. Kuyper

   OriginalPaper Pages: 39 - 56

5. Ultrastructure and migration of screening pigments in the retina of Pieris rapae L. (Lepidoptera, Pieridae)

   • Willi A. Ribi

   OriginalPaper Pages: 57 - 73

6. Induction of paracrystalline arrays by vincristine in the synaptic formations of the teleost retina

   • Hartwig Wolburg
   • Gertrud Kurz-Isler

   OriginalPaper Pages: 75 - 82

7. Serotonin and MSH secretion: Effect of Parachlorophenylalanine on the pituitary cytology of the eel

   • Madeleine Olivereau

   OriginalPaper Pages: 83 - 92

8. Effect of parachlorophenylalanine, a brain serotonin depletor, on the prolactin cells of the eel pituitary

   • Madeleine Olivereau

   OriginalPaper Pages: 93 - 99

9. The uterovaginal sperm host glands of the quail (Coturnix coturnix japonica)

   • A. E. Frieß
   • F. Sinowatz
   • R. Scklek-Winnisch

   OriginalPaper Pages: 101 - 114

10. Desmosomes: Their occurrence between adjacent primary oocytes in polyovular follicles in the rabbit

    • Daniel Szöllösi

    OriginalPaper Pages: 115 - 119

11. Antennal sensory system of Periplaneta americana L.

    • Dietlinde Schaller

    OriginalPaper Pages: 121 - 139

12. Effects of systemic administration of 6-hydroxydopamine on the circumventricular organs in nonhuman primates

    • M. C. Palazzo
    • K. R. Brizzee
    • W. R. Mehler

    OriginalPaper Pages: 141 - 150

13. Ultrastructural dynamics of the corpus allatum of Choleva angustata Fab. (Coleoptera, Catopidae)

    • S. Deleurance
    • P. Charpin

    OriginalPaper Pages: 151 - 160

14. Ultrastructural studies on prolactin and growth hormone cells in Anguilla pituitaries in long term cultures

    • Michael Benjamin
    • Bridget I. Baker

    OriginalPaper Pages: 161 - 170

15. The frontal ganglion of Periplaneta americana L. (insecta)

    • Joachim Ude
    • Manfred Eckert
    • Heinz Penzlin

    OriginalPaper Pages: 171 - 182

16. Evidence for amygdaloid projections to the contralateral hypothalamus and the ipsilateral midbrain in the rat

    • S. Post
    • J. K. Mai

    Short Communication Pages: 183 - 186