Table 2. Divergence time estimates.

Divergence times with error margins per 95% HPDs as estimated by PhyloBayes. Times are given in millions of years and are rounded to the closest 0.5 Ma. Node numbers as per Fig. 1.

Node number	Estimated age	95% HPD Max	95% HPD Min
20	119	120	115.5
21	111	112	107.5
22	57	58	55.5
23	45	45.5	43.5
24	109	111	106.5
25	107	108	103.5
26	98	99	95
27	57	57.5	55
28	47	47.5	45.5
29	99	100	96
30	72	73	69.5
31	28	28.5	27
32	16	16.5	15
33	71.5	72	69
34	34.5	35	33
35	23.5	24	22
36	100	101	97
37	95	96	92.5
38	89	90	86.5
39	77	78	74.5
40	42	42.5	40.5
41	39	39.5	37.5
42	18.5	18.5	17.5
43	41.5	42	39.5
44	55.5	56	53.5
45	50.5	51	48.5
46	29.5	30	28.5