A Revison of the Wood-Warbler Genus Basileuterus and Its Allies
Todd, W.E. Clyde
FAR Pocket Guide: Mammals of Costa Rica.
Reid, Fiona A.
Life Histories of Central American Birds: I-III. Complete Set.
SKUTCH, Alexander F.
A Field Guide to Birds of the USSR Including Eastern Europe and Central Asia
Flint, V.E.; Et al.
A Guide to the Frogs and Toads of Belize
Meyer, John R.; Carol Franeti Foster
An Illustrated Field Guide to the Birds of Colombia
Quinones, Fernando Ayerbe
Aves de las lagunas costeras de Oaxaca, Mexico: Guia fotografica de aves acuaticas y rapaces
Germain, Paul and Mateo Ruiz Bruce
The Ornithogeography of the Yucatan Peninsula
PAYNTER, Raymond A., Jr.
Additions To Records Of Birds Known From The Republic of Panama
Wetmore, Alexander
The Birds of Isla Escudo De Veraguas, Panama
The Birds of the Islands of Taboga, Taboguilla, and Urava, Panama.
On the Systematic Position of Zeledonia Coronata
Pycraft, W.P.
