Certhioidea

Tichodromidae: wallcreeper – 1 species

Sittidae: nuthatches – 29 species

Salpornithidae: spotted creepers – 2 species

Certhiidae: treecreepers – 9 species

Polioptilidae: gnatcatchers – 22 species

Troglodytidae: wrens – 96 species

Relationships among families in the superfamily Certhioidea.[1][2]
Allikas: http://en.wikipedia.org/wiki/Template:Phylogeny/Certhioidea
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