Species delimitation and biogeography of the gnatcatchers and gnatwrens (Aves: Polioptilidae)
B. T. Smith, R. W. Bryson, W. M. Mauck, J. Chaves, M. B. Robbins, A. Aleixo, J. Klicka
This study delimits species and infers phylogenetic relationships in gnatcatchers and gnatwrens, finding increased diversity and polyphyletic species, with biogeographic origins in South America.
bioRxiv · Feb 26, 2018Evolutionary Biology