@article{Smith_Ríos_2017, title={Novel plumage aberrations in Paraguayan non-Passerine Birds, and the definition of a new plumage aberration unique to Psittacidae}, volume={3}, url={https://www.biodiversnathist.com/index.php/bnh/article/view/38}, number={1}, journal={Biodiversity and Natural History}, author={Smith, Paul and Ríos, Sergio D.}, year={2017}, month={Jul.}, pages={24-28} }