Observaciones adicionales sobre Cathartes burrovianus y Cathartes urubutinga
By: por Armando Dugand.
Series: Lozania ;; no. 2
Publisher: Instituto de Ciencias Naturales, Universidad Nacional
Published: 1952
Place of publication: Bogotá
Language: spa
Subjects: Lesser yellow-headed vulture.
Other titles: Observaciones adicionales sobre Cathartes burrovianus ...
Notes: Caption title.
At head of title: Ornitología.