Passalus (Pertinax) bolivianus sp. nov. 1 dorsal view of the head and... | Download Scientific Diagram
Brown-throated Parakeet - Eupsittula pertinax - Birds of the World
Passalus (Pertinax) deuterocerus sp. nov. (A) head and prothorax,... | Download Scientific Diagram
The brown-throated parakeet, Eupsittula pertinax from Natural History of Parrots (1801—1805) by Francois Levaill… | Bird illustration, Parrot, Natural history