Figure 5
From: Chromosome evolution in the erythrinid fish, Erythrinus erythrinus (Teleostei: Characiformes)

Karyotypes of E. erythrinus from Natal (group D), showing 2n=52 chromosomes in females and 2n=51 chromosomes in males, with an X1X1X2X2/X1X2Y sex chromosome system. Bar=5 μm.