Unexpected divergence and lack of divergence revealed in continental Asian Cyornis flycatchers (Aves: Muscicapidae)

Photos from right to left and from top to bottom: Cyornis hainanus (Jonathan Martinez), Cyornis hainanus/Cyornis rubeculoides klossi (Peter Nilsson/Swedish Museum of Natural History), C. rubeculoides klossi (Peter Nilsson/Swedish Museum of Natural History), C. rubeculoides glaucicomans (Per Alström), C. unicolor (Craig Brelsford), C. rubeculoides rubeculoides (Chao Zhao), Cyornis tickelliae (J.J. Harrison/Wikimedia Commons), C. concretus (Craig Brelsford), Niltava sundara (Craig Brelsford) and C. hainanus (Craig Brelsford).152