Table 3 

Evolutionary models as selected by MrModeltest v2.3 software for each of the individual gene fragments and for the combined datasets using AIC criteria 

Gene/gene data set 
AIC best model fit 
Gamma distribution shape parameter 
Ti/Tv ratio 


g1 
HKY+I 
Equal rates 
2.3975 
g1 * 
HKY+I 
Equal rates 
2.0159 
g2 
HKY 
Equal rates 
1.4707 
g2 * 
HKY+I 
Equal rates 
1.4748 
g3 
HKY 
Equal rates 
1.6034 
g3 * 
HKY 
Equal rates 
1.5926 
g4 
GTR 
Equal rates 
n/a 
g5 
HKY+I 
Equal rates 
0.9858 
g5 * 
HKY+G 
0.7707 
1.3060 
g6 
HKY 
Equal rates 
1.6034 
g6 * 
HKY+I 
Equal rates 
1.9435 
g7 
HKY 
Equal rates 
2.0482 
g8 
K80+G 
0.4266 
1.2698 
g9 
HKY+G 
0.3713 
1.2549 
g9 * 
HKY+G 
1.4564 
1.1334 
g10 
HKY+G 
0.5641 
1.7196 
g11 
HKY+G 
0.2939 
1.1779 
g11 * 
HKY+G 
0.7744 
1.2061 
g12 
HKY+I 
Equal rates 
1.8313 
g13 
HKY+I 
Equal rates 
1.5462 
g14 
HKY 
Equal rates 
1.1717 
g15 
HKY+I 
Equal rates 
1.1507 
g16 
HKY+I 
Equal rates 
1.1031 
g17 
HKY+G 
1.0609 
1.7507 
g18 
HKY 
Equal rates 
1.4334 
g18 * 
HKY 
Equal rates 
1.4658 
g19 
HKY+I 
Equal rates 
1.4589 
g19 * 
HKY+I 
Equal rates 
1.1127 
data set A 
HKY+G 
0.9572 
1.4147 
data set B 
HKY+G 
0.6449 
1.4868 
exons 
HKY+G 
0.1595 
2.0983 
introns 
GTR+G 
1.0173 
n/a 


* including the outgroup S. nicolai 

Christelová et al. BMC Evolutionary Biology 2011 11:103 doi:10.1186/1471214811103 