Cytology of neotropical phaneropteridae (Orthoptera-Tettigonioidae) Amilton Ferreira OriginalPaper Pages: 81 - 86
The genetic conditions in heterozygous and homozygous populations of Drosophila III. EMS induced lethal mutations in homo- and heterozygous populations of Drosophila melanogaster A. KarlikH. Feuerbach-Mravlag OriginalPaper Pages: 87 - 92
Investigations on the phototactic behaviour of Drosophila melanogaster I. Selection response in the presence of a multiply marked X chromosome W. Köhler OriginalPaper Pages: 93 - 104
Structure, behaviour and evolution of the chromosomes of Dichroplus silveiraguidoi (Orthoptera: Acrididae) F. A. SaezG. Perez-Mosquera OriginalPaper Pages: 105 - 113
Disorter-double translocation heterozygote systems in Aedes aegypti S. G. SugunaC. F. CurtisV. P. Sharma OriginalPaper Pages: 117 - 123
Sex ratio distorter-translocation homozygotes in Aedes aegypti S. G. SugunaS. J. KazmiC. F. Curtis OriginalPaper Pages: 125 - 133
A study of recombination, formation of chiasmata and synaptonemal complexes in female and male meiosis of Ephestia kuehniella (Lepidoptera) Walther Traut OriginalPaper Pages: 135 - 142
Genetic variation in populations of Drosophila melanogaster from the western United States R. A. VoelkerTerumi MukaiF. M. Johnson OriginalPaper Pages: 143 - 148
G- and C-banded karyotypes obtained after mitotic stimulation of bone marrow cells of the domestic pig (Sus scrofa) Jessie L. Watt OriginalPaper Pages: 149 - 153
Chromosomal polymorphism in a Korean natural population of Drosophila melanogaster Young Choi OriginalPaper Pages: 155 - 160