The oldest evidence for birds in Northern Gondwana? Small tridactyl footprints from the Middle Jurassic of Msemrir (Morocco)

The major evolutionary transitions

Eörs Szathmáry, John Maynard Smith · Nature · 1995 · 1.1K citations

Biology, Evolutionary Dynamics, Evolution +6

Mesozoic birds: above the heads of dinosaurs

Choice Reviews Online · 2003 · 208 citations

Biology, Morphological Evidence, Phylogenetics +11

New perspectives on morphological variation in tridactyl footprints: clues to widespread convergence in developmental dynamics

Martin G. Lockley · Geological Quarterly · 2010 · 200 citations · Full text

Living Fossil, Genetics, Anatomy +20

The track record of Mesozoic birds: evidence and implications

Martin G. Lockley, Seong Young Yang, Masaki Matsukawa et al. · Philosophical Transactions of the Royal Society B Biological Sciences · 1992 · 180 citations

Mesozoic Birds: Above the Heads of Dinosaurs

David W. Steadman · The Auk · 2003 · 147 citations · Full text

Mesozoic Birds, Evolutionary Biology, Cretaceous Bird +2