Le genre Phylloscopus comprend 81 d'espèces de petits oiseaux insectivores appelés pouillots.
Les espèces du ce genre autrefois appartenaient à la famille Sylviidae.

Le nom Phylloscopidae vient du grec ancien phullon signifiant "feuille" et skopos signifiant "chercheur" (vient du mot skopeo, "garder").
Le nom vernaculaire de Pouillot vient du latin pullus « petit d'un animal » en référence à sa petite taille.

1/ Buff-thoated Warbler (Chích bụng hung, Phylloscopus subaffinis)
2/ Radde’s Warbler (Chích bụng trắng, Phylloscopus schwarzi)
3/ Pale-legged Leaf Warbler (Chích chân xám, Phylloscopus tenellipes)
4/ Orange-barred Willow Warbler (Chích dải hung, Phylloscopus pulcher)
5/ White-tailed Leaf Warbler or Davison's leaf warbler (Chích Davison, Phylloscopus intensior or Phylloscopus davisoni)
6/ Blyth's Weaf warbler (Chích đuôi xám, Phylloscopus reguloides)
7/ Two-barred Greenish Warbler (Chích hai vạch, Phylloscopus plumbeitarsus)
8/ Yellow-streaked Warbler (Chích họng trắng, Phylloscopus armandii)
9/ Palla's Leaf Warbler (Chích hông vàng, Phylloscopus proregulus)
10/ Sakhalin Leaf Warbler (Chích lá Sakhalin, Phylloscopus borealoides)

11/ Pouillot à grands sourcils
Yellow-browed Warbler (Chích mày lớn, Phylloscopus inornatus)
12/ Eastern crowned warbler or Temminck's Crowned Willow Warbler (Chích mào phương Đông, Phylloscopus coronatus)
13/ Grey-faced willow warbler, Ashy-throated warbler  (Chích mày xám, Phylloscopus maculipennis)
14/ Sulphur-breasted Warbler (Chích ngực vàng, Phylloscopus ricketti)
15/ Arctic Warbler (Chích phương bắc, Phylloscopus borealis)
16/ Greenish Warbler (Chích xanh lục, Phylloscopus trochiloides)
17/ Dusky Warbler (Chim chích nâu, Phylloscopus fuscatus)
18/ Chestnut-Crowned Warbler (Chích đớp ruồi đầu hung, Seicercus castaniceps or Phylloscopus castaniceps)
19/ White-spectacled Flycatcher Warbler (Chích đớp ruồi mày đen, Seicercus affinis or Phylloscopus intermedius)
20/ Limestone leaf warbler (Phylloscopus calciatilis)
Chích núi đá vôi
21/ Yellow-breasted warbler (Phylloscopus montis) 
22/ Kloss's leaf warbler (Phylloscopus ogilviegranti)
23/ Alström's warbler (Phylloscopus soror), or the plain-tailed warbler