1. Phase transformation and chiasma formation in locusts

   • D. J. Nolte

   OriginalPaper Pages: 123 - 139

2. The B-chromosome system of myrmeleotettix maculatus (thunb.)

   • G. M. Hewitt
   • B. John

   OriginalPaper Pages: 140 - 162

3. Complex sex-determining mechanisms in three species of South American grasshoppers (Orthoptera, Acridoidea)

   • A. Mesa
   • R. S. de Mesa

   OriginalPaper Pages: 163 - 180

4. The chromosomes of some lower chordates

   • Kenneth M. Taylor

   OriginalPaper Pages: 181 - 188

5. Caryotypes de Rana temporaria (L.) et de Rana dalmatina (Bonaparte)

   • Catherine Guillemin

   OriginalPaper Pages: 189 - 197

6. Vergleich der Chromosomensätze von Steinwild (Capra Ibex) und Hausziege (Capra Hircus)

   • Elisabeth Hauschteck-Jungen
   • Ruth Meili

   OriginalPaper Pages: 198 - 210

7. Chromosomes of five artiodactyl mammals

   • H. Sharat Chandra
   • David A. Hungerford
   • Robert L. Snyder

   OriginalPaper Pages: 211 - 220