Sylvioidea is a superfamily of passerine birds. It is one of at least three major clades within the Passerida along with the Muscicapoidea and Passeroidea. It contains about 1300 species including the Old World warblers, Old World babblers, swallows, larks, bulbuls and perhaps the tits.
Families
- Acrocephalidae, the warblers.
- Aegithalidae, long-tailed tits.
- Alaudidae, the larks.
- Hirundinidae, the swallows.
- Phylloscopidae, small insectivors formerly placed in the warbler family.
- Sylviidae, small birds, often accomplished singers.