First bird remains from the Upper Cretaceous of the Peirópolis site, Minas Gerais state, Brazil
C. R. A. Candeiro,
F. Agnolin,
A. G. Martinelli, and
P. A. Buckup
2012
Article
Geodiversitas
34(3):617-624
Find it at:
http://dx.doi.org/10.5252/g2012n3a8