Chromosomes and DNA of Balanoglossus claviger (Hemichordata) D. ColomberaR. VitturiG. Venier OriginalPaper Pages: 169 - 170
Regulation of hairless septa in flax genotrophs A. DurrantO. I. Joarder OriginalPaper Pages: 171 - 183
Recovery from genetic damage induced by 4 krad X-rays in sperm of Tetranychus urticae Koch (Acari, Tetranychidae) A. M. Feldmann OriginalPaper Pages: 185 - 192
Chromosome studies in three species of Piciformes (Aves) D. KaulH. A. Ansari OriginalPaper Pages: 193 - 196
Palla: A hereditary vertebral deformity in the guppy, Poecilia reticulata Peters (Pisces, Osteichthyes) E. Lodi OriginalPaper Pages: 197 - 200
Interaction between the gene daughterless and X-chromosome heterochromatin in Drosophila melanogaster S. PicologlouA. E. BellJ. C. Rogler OriginalPaper Pages: 201 - 206
Allozyme and inversion polymorphism in a Central European population of Drosophila subobscura W. PinskerP. LankinenD. Sperlich OriginalPaper Pages: 207 - 214
Chromosomal morphism in Drosophila nasuta Lamb II. Coexistence of heteroselection and flexibility in the polymorphic system of South Indian populations H. A. RanganathN. B. Krishnamurthy OriginalPaper Pages: 215 - 221
Isozyme variation and phylogenetic relationships among six species of the montium subgroup of the Drosophila melanogaster species group C. D. TriantaphyllidisJ. N. PanourgiasZ. G. Scouras OriginalPaper Pages: 223 - 227
The sex chromatin of the Egyptian cottonworm, Spodoptera littoralis Boisd. (Noctuidae, Lepidoptera) M. Wysoki OriginalPaper Pages: 229 - 231
Spermatogenesis, chromosomes and sex determination of four Rhipicephalus species (Acari: Ixodidae) from East Africa M. WysokiH. R. Bolland OriginalPaper Pages: 233 - 238
