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Bird origin ref.



Just got hold of a reprint of this ref. Welman, J. 1995. Euparkeria and 
the origin of birds. South African Journal of Science 91, 533-537.
In this paper Welman compares the braincases of Euparkeria, Euskelosaurus 
Syntarsus and Sphenosuchus with those of birds. He found that 
the dinosaurs and sphenosuchus share derived characters not seen in 
either birds or Euparkeria and that there were some derived characters 
shared between Euparkeria and birds. He concluded that there was a sister 
group relationship between Euparkeria and Birds! Obviously the principle 
of total evidence was ignored.

Adam Yates.