Sex chromosomes and meiotic mechanisms in some African and Australian Mantids M. J. D. White OriginalPaper Pages: 521 - 547
The B-chromosome system of myrmeleotettix maculatus (Thunb.) B. JohnG. M. Hewitt OriginalPaper Pages: 548 - 578
DNS-Reduplikationsmuster bei den Riesen-Geschlechtschromosomen von Microtus agrestis Ulrich WolfGertraud FlinspachSusumo Ohno OriginalPaper Pages: 609 - 617
Cytogenetic evidence for the specific distinction of an Alaskan marmot, Marmota broweri Hall and Gilmore (Mammalia: Sciuridae) Robert L. RauschVirginia R. Rausch OriginalPaper Pages: 618 - 623
Fine structure studies on mitosis in endosperm metaphase of Haemanthus katherinae Bak. Patricia HarrisA. Bajer OriginalPaper Pages: 624 - 636