Le genre Cettia regroupe des bouscarles, passereaux appartenant à la famille des Cettiidae.

1/ Tésie à tête marron
Chestnut-headed tesia (Chích đuôi cụt bụng vàng, Cettia castaneocoronata)

The chestnut-headed tesia was formerly included in the genus. 
A molecular phylogenetic study published in 2011 found that the chestnut-headed tesia (Chích đuôi cụt bụng vàng) belongs to the genus Cettia, bush warbler. 
The species was moved but retained the same common name or sometimes referred to as Cettia castaneocoronata abadiei

2/ Grande Bouscarle
Chestnut-crowned bush warbler (Cettia major)

Cettiidae: Cettia from Francesco Cetti.