Omland, K. E. and Kondo, B. in press.  Phylogenetic studies of plumage evolution and speciation in New World Orioles (Icterus), [Invited Symposium Contribution, International Ornithological Congress, China].  Acta Zoological Sinica.

Kondo, B., Baker, J. M., Omland, K. E. 2004.  Recent divergence between the Baltimore Oriole (Icterus galbula) and the Black-backed Oriole (Icterus abeillei). Condor 106: 674-680.