Figure 3: Bayesian Skyline Plots of Haplogroups U7, U7a and U7b.
From: Origin and spread of human mitochondrial DNA haplogroup U7

The solid line is the median estimate, while dashed lines show the 95% highest posterior density (HPD) limits. Means (filled circles) and HPD intervals (pipes) for coalescence times are provided in the figure with corresponding colors. Ne: effective population size.