Table 4.

Average Substitution Rates for Each Protein-Coding Gene in Terms of Substitutions Per Site Per My for Major Bird Orders.

Partition	Gene	Rate (per site, per My)						Average Rate	SD
		Charadriiformes	Columbiformes	Coraciiformes	Falconiformes	Passeriformes	Psittaciformes
1	ND1	0.0033	0.0032	0.0054	0.0034	0.0051	0.0033	0.0039	0.00099
2	ND2	0.0048	0.0055	0.0093	0.0059	0.0090	0.0062	0.0068	0.00191
3	COX1	0.0022	0.0025	0.0037	0.0021	0.0032	0.0023	0.0027	0.00064
4	COX2	0.0030	0.0041	0.0069	0.0041	0.0074	0.0043	0.0050	0.00175
5	ATP8	0.0027	0.0033	0.0079	0.0054	0.0052	0.0040	0.0047	0.00185
6	ATP6	0.0044	0.0045	0.0080	0.0055	0.0079	0.0055	0.0059	0.00161
7	COX3	0.0019	0.0026	0.0038	0.0026	0.0041	0.0027	0.0030	0.00083
8	ND3	0.0034	0.0031	0.0045	0.0035	0.0068	0.0040	0.0042	0.00136
9	ND4L	0.0039	0.0035	0.0069	0.0040	0.0053	0.0037	0.0045	0.00131
10	ND4L	0.0029	0.0034	0.0068	0.0038	0.0059	0.0040	0.0045	0.00155
11	ND5	0.0027	0.0030	0.0054	0.0032	0.0050	0.0034	0.0038	0.00112
12	CYTB	0.0023	0.0029	0.0049	0.0027	0.0040	0.0027	0.0033	0.00099
13	tRNA	0.0014	0.0014	0.0035	0.0024	0.0032	0.0024	0.0024	0.00087
14	12S	0.0020	0.0022	0.0054	0.0033	0.0031	0.0034	0.0032	0.00124
15	16S	0.0021	0.0025	0.0059	0.0035	0.0035	0.0036	0.0035	0.00134

NOTE.—Rates were calculated using MDT.