Figure 1.

(A) Taxonomic classification of Galliformes according to Crowe et al. (2006). (A′) Postulated phylogenetic relationships between families of the order galliformes. The timetree represents the mean times of independent evolution, estimated from several studies, according to Pereira and Baker (2009). (A′′) Phylogenetic relationships among members of the family Phasianidae according to Kan et al. (2010a,b). Blue arrow: time point of Gallininae and Coturnicinae split. (B) Comparison of the codifying and protein sequences of the listed genes between G. gallus and C. japonica.