Alan H. Brush <brushes2@juno.com> wrote:
The citation for the Wagner Gauther paper is: 1,2,3=2,3,4: A solution to the problem of the homology of the digits in the avian hand. Proc Natl Acad Sci 96:5111-5116 (1999).
-------- "Dino Guy" Ralph W. Miller III Docent at the California Academy of Sciences proud member of the Society of Vertebrate Paleontology