Xu, L.; Buffetaut, E.; O'Connor, J.; Zhang, X.; Jia, S.; Zhang, J.; Chang, H.; Tong, H. (2021). A new, remarkably preserved, enantiornithine bird from the Upper Cretaceous Qiupa Formation of Henan (central China) and convergent evolution between enantiornithines and modern birds. Geological Magazine. 158(11): 2087-2094.
A new, remarkably preserved, enantiornithine bird from the Upper Cretaceous Qiupa Formation of Henan (central China) and convergent evolution between enantiornithines and modern birds