Figure 4From: Geological events and Pliocene climate fluctuations explain the phylogeographical pattern of the cold water fish Rhynchocypris oxycephalus (Cypriniformes: Cyprinidae) in ChinaDivergence time tree for R . oxycephalus. Branch lengths are proportional to divergence times. Bars on the nodes are 95% confidence intervals. Matrilines A, B1, B2, and C1, C2 correspond to those in Figure 2.Back to article page