Table 2.
Mean age and 95% highest posterior density (HPD) values of each node.
| Node | Estimated divergence time | Ancestral area | |
|---|---|---|---|
| Mean (Ma) | 95% HPD (Ma) | DEC model (Akaike weights) | |
| 1 | 37.98 | 25.75–46.71 | E (0.52) | 
| 2 | 33.71 | 22.64–42.43 | BE (0.57) | 
| 3 | 30.07 | 20.80–38.75 | BE (0.67) | 
| 4 | 27.40 | 19.56–35.90 | B (0.69) | 
| 5 | 26.33 | 16.78–39.39 | E (0.78) | 
| 6 | 24.19 | 16.71–31.16 | B (0.65) | 
| 7 | 22.82 | 14.06–30.73 | B (0.47) | 
| 8 | 19.96 | 13.09–28.57 | B (0.59) | 
| 9 | 18.67 | 11.95–27.36 | B (0.61) | 
| 10 | 18.14 | 12.36–27.31 | B (1.00) | 
| 11 | 17.98 | 12.31–24.19 | BE (0.75) | 
| 12 | 15.35 | 8.50–21.95 | BC (0.55) | 
| 13 | 15.27 | 9.44–23.36 | B (0.59) | 
| 14 | 14.15 | 8.34–20.15 | B (0.39) | 
| 15 | 13.80 | 10.04–21.79 | B (1.00) | 
| 16 | 2.76 | 1.22–12.22 | B (0.87) | 
Ancestral areas with Akaike weight revealed by the dispersal–extinction–cladogenesis (DEC) model in RASP. Node numbers and area abbreviations refer to Fig. 3.