Appendix 2.

GenBank accession numbers for DNA sequences obtained from previous studies on Icterus (Kondo et al. 2008; Jacobsen et al. 2010; Jacobsen and Omland 2011)

Species	GenBank Accession Nos.
I. abeillei	DQ898412-DQ898433, DQ898358-DQ898385, GU972843, GU972875, JN169143-JN169144, JN169230-JN169239, JN169317-JN169326, JN169404-JN169413, JN169491-JN169500, JN169578-JN169587, JN169665-JN169674
I. bullockii	JN169159-JN169170, JN169246-JN169257, JN169333-JN169344, JN169422-JN169431, JN169507-JN169518, JN169594-JN169605, JN169681-JN169692
I. galbula	DQ898316-DQ898331, DQ898344-DQ898347, DQ898356-DQ898357, DQ898386-DQ898392, DQ898407, GU972855, GU972887, JN169191- JN169196, JN169274-JN169283, JN169361-JN169370, JN169448-JN169457, JN169535-JN169544, JN169622-JN169631, JN169709- JN169718
S. neglecta	GU972873, GU972905