Quoting Michael Mortimer <mickey_mortimer111@msn.com>:
David Marjanovic wrote-
3. "the distal head of the femur has a lateral crest;" Absent in Archaeopteryx (Chiappe, 2002).
Distal head? What does that mean?
Some enantiornithines (e.g. Neuquenornis, Concornis) have a crest continuous with the lateral condyle, extending along the posterolateral margin of the distal shaft. Halimornis lacks it.
-- Nick Pharris Department of Linguistics University of Michigan
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