Contents
Climatic Modeling of the Distribution of Some Pyrrhura Parakeets of Northwestern South America with Notes on Their Systematics and Special Reference to Pyrrhura Caeruleicepstodd, 1947
Leo Joseph and David Stockwell
Uso De Habitat Por El Nandu (rhea Americana) En Un Refugio De Vida Silvestre: Implicancias Para La Conservacion Y Manejo De La Especie
Gisela Bazzano, Monica B. Martella, Joaquin Navarro, Natalia Bruera, and Carlos Corbella
Breeding Biology of the Little Blue Heron (egretta Caerulea) in Southeastern Brazil
Fabio Olmos and Robson Silva e Silva
Bibliografia Comentada Sobre Los Analisis De Egagropilas De Aves Rapaces En Argentina
Ulyses F. J. Pardinas and Sebastian Cirignoli
The Breding Biology of the Biscutate Swift (streptoprocne Biscutata) in Southern Brazil
Mauro Pichorim
Recent Publications
Francois Vuiiieumier
Book Reviews
Francois Vuiiieumier
News -- Noticias
Ornitología Neotropical
Short Communications
Record of the Hooded Merganser (lophodytes Cucullatus) in Los Petenes, Northwestern Campeche, Mexico
Octavio R. Rojas-Soto and Alejandro de Alba Bocanegra
First Breeding Record of the Silvery Grebe (podiceps Occipitalis) in the Buenos Aires Province, Argentina
Carlos A. Darrieu, Guillermo E. Soave, Marcos Juarez, and Anibal R. Camperi
Calonectric Diomedea, Nueva Procelarida Para Venezuela
Gedio Marin, Jorge Munoz, Santiago Guevara, and Jose R. Rodriguez
Short Communications
Record of the Hooded Merganser (lophodytes Cucullatus) in Los Petenes, Northwestern Campeche, Mexico
Octavio R. Rojas-Soto and Alejandro de Alba Bocanegra
First Breeding Record of the Silvery Grebe (podiceps Occipitalis) in the Buenos Aires Province, Argentina
Carlos A. Darrieu, Guillermo E. Soave, Marcos Juarez, and Anibal R. Camperi
Calonectric Diomedea, Nueva Procelarida Para Venezuela
Gedio Marin, Jorge Munoz, Santiago Guevara, and Jose R. Rodriguez
Obituaries
Pablo Canevari
Brian Harrington, Laura Payne, and Heidi Luquer