Figure 3. Karyotypes of Characidium females subjected to fluorescence in situ hybridization (FISH) with multigene family probes. (a) C. zebra, (b) C. gomesi (PG), (c) C. gomesi (SJ); H1 (d) C. zebra, (e) C. gomesi (PG), (f) C. gomesi (SJ); (g) C. zebra, (h) C. gomesi (PG), (i) C. gomesi (SJ); (j) C. zebra, (k) C. gomesi (PG), (l) C. gomesi (SJ). PG, Paiol Grande Stream population; SJ, São João River population. Scale bar, 10 μm.