Figure 1From: Heterochromatin distribution and localization of nucleolar organizing regions in the 2n = 52 cytotypes of Nannospalax xanthodon and N. ehrenbergi from Turkey Collecting sites of Nannospalax xanthodon ( black square ) and N. ehrenbergi ( black triangle ) in Turkey. The numbering of sampling localities corresponds to data in Table 1. The approximate ranges of both species are indicated after Kryštufek and Vohralík (2009).Back to article page