The Olivaceous Elaenia (Elaenia mesoleuca) is a species of bird (Aves) in the family Tyrannidae (Tyrant Flycatchers) and order Passeriformes (Perching Birds).
Elaenia pelzelni
Elaenia martinica
Elaenia brachyptera
Elaenia dayi
Elaenia fallax
Elaenia obscura
Elaenia spectabilis
Elaenia chiriquensis
Elaenia gigas
Elaenia frantzii
Elaenia ridleyana
Elaenia mesoleuca
Elaenia cristata
Elaenia ruficeps
Elaenia pallatangae
Elaenia strepera
Elaenia parvirostris
Elaenia sordida
Elaenia olivina
Elaenia albiceps
Elaenia flavogaster