文档介绍：Phylogeny and diversification of the largest
avian radiation
F. Keith Barker†‡§, Alice Cibois¶, Peter Schikler‡, Julie Feinsteinʈ, and Joel Cracraft‡
†Bell Museum of Natural History, University of Minnesota, 1987 Upper Buford Circle, St. Paul, MN 55108; ¶Department of Mammalogy and Ornithology,
Natural History Museum of Geneva, CP 6434, 1211 Geneva 6, Switzerland; and ‡Department of Ornithology and ʈAmbrose Monell Cryo Collection, American
Museum of Natural History, Central Park West at 79th Street, New York, NY 10024
Edited by David B. Wake, University of California, Berkeley, CA, and approved June 17, 2004 (received for review March 17, 2004)
The order Passeriformes (‘‘perching birds’’) comprises extant spe- pretations of passerine diversification and critical tests of hy-
cies parable to that of living mammals. For over a potheses purporting to explain it.
decade, a single ic hypothesis based on DNA–DNA
hybridization has provided the primary framework for numerous Methods
comparative analyses of passerine ecological and behavioral evo- Data Collection. We sampled exemplars of every passerine family
lution and for tests of the causal factors accounting for rapid recognized by Sibley and Monroe (1), save one, the monotypic
radiations within the group. We report here a strongly supported oscine passerine family Hypocoliidae (supporting information,
ic tree based o