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The Song Sparrow,Melospiza melodia,as a ring species: Patterns of geographic variation,a revision of subspecies,and implications for speciation |
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| Authors: | Michael A. Patten Christin L. Pruett |
| Affiliation: | 1. Oklahoma Biological Survey , University of Oklahoma , Norman, Oklahoma, 73019, USA;2. Sutton Avian Research Center , University of Oklahoma , Box 2007, Bartlesville, Oklahoma, 74005, USA;3. San Diego Natural History Museum , P.O. Box 121390, San Diego, California, 92112, USA E-mail: mpatten@ou.edu;4. Sutton Avian Research Center , University of Oklahoma , Box 2007, Bartlesville, Oklahoma, 74005, USA |
| Abstract: | |
| Keywords: | geographic variation Melospiza melodia ring species subspecies speciation |