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Ornitología Neotropical, Volume 7, Number 2 (1996)

Journal
Ornitologia Neotropical
Volume
7
Issue
2
Year
1996

CONTENTS

When Black Plus White Equals Gray: the Nature of Variation In the Variable Seedeater Complex (Emberizinae: Sporophila). 75-107.
F. Gary Stiles
Breeding of Agriornis Murina (Aves: Tyrannidae) in Patagonia, With Comments on Its Habitat Preferences and Taxonomic Position. 109-118.
Allison V. Andors and Francois Vuilleumier
Systematics and Geographic Variation in Long-Tailed Hermit Hummingbirds, the Phaethornis Superciliosus-Malaris-Longirostris Species Group (Trochilidae), With Notes on Their Biogeography. 119-148.
Christoph Hinkelmann

Short Communications -- General Biology, Faunistics

Nest Site Records of the Yucatan Great Horned Owl in Sian Kaan, Mexico. 149-151.
Paula L. Enriquez Rocha and J. Luis Rangel-Salazar
Egg Color in the Genus Sclerurus (Furnariidae). 153-154.
Lloyd Kiff
Nidadas Supernormales En Cotorra Comun Myiopsitta Monachus Monachus (Aves: Psittacidae) 155-156.
Rosana M. Aramburu
Aspectos De La Distribucion Y Biologia Reproductiva De Asio Clamator En La Provincia De Buenos Aires, Argentina. 157-161.
Mariano M.Martinez, Juan P. Isacch and Fernando Donatti
Reactions of Birds to Nestling Predation By a Snake. 163-164.
Juan Carlos Matheus, Ulrike Wittmann, Olaf Jahn, Marlies Leutfeld and Karl-L. Schuchmann
Notes on the Distribution, Body Mass, Foods and Vocal Mimicry of the Gray Seedeater (Sporophila Intermedia). 165-169.
Betsy Trent Thomas
Identificacion Individual En El Cisne De Cuello Negro (Cygnus Melancoryphus) a Traves De La Linea Ocular. 171-172.
Maria Susana Seijas
A Road Survey of Raptors Through Western Mexico. 173-175.
Manuel Marin and John Schmitt
Densidad Y Dinamica Espacio-Temporal De Las Poblaciones De Ciguenas (Ciconiidae) En Los Llanos Inundables De Venezuela. 177-183.
Jose A. Gonzalez
The Juvenal Plumage of Muscisaxicola Albifrons. 185-186.
R. Terry Chesser

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