The lampbrush chromosomes of Salamandra salamandra (L.) (Amphibia Urodela) Giorgio MancinoGiuseppina BarsacchiIrma Nardi OriginalPaper Pages: 365 - 387
Karyotypes of four passerine birds belonging to the families Turdidae, Mimidae, and Corvidae Vojislav JovanovićLeonard Atkins OriginalPaper Pages: 388 - 394
The capacity of the fourth chromosome of Drosophila melanogaster to establish end-to-end contacts with the other chromosomes in salivary-gland cells Berwind P. KaufmannHelen Gay OriginalPaper Pages: 395 - 409
End-to-end chromosome attachments in mitotic interphase and their possible significance to meiotic chromosome pairing E. B. Wagenaar OriginalPaper Pages: 410 - 426
Chromosomal rearrangements in Plantago insularis Eastw. Alva Day WhittinghamG. Ledyard Stebbins OriginalPaper Pages: 449 - 468
Interaction of chromatid breaks induced by nitrosoguanidine in combination with some radiomimetics and X-rays B. L. Kaul OriginalPaper Pages: 469 - 474
Die Verteilung chemisch induzierter achromatischer Läsionen und Brüche auf den Chromatiden menschlicher Leukozytenchromosomen Günter Obe OriginalPaper Pages: 475 - 479