Karyotypes and C-heterochromatin distribution of Deracanthina deracanthoides, Deracanthella verrucosa and Zichya baranovi were studied. Differences in the chromosome numbers, their morphology, and the position of C-bands between species of Bradyporinae are discussed.
E.Warchalowska-Sliwa, Department of Experimental Zoology, Institute of Systematics and Evolution of Animals, Polish Academy of Sciences, 31-016 Krakow, Poland