• Phylogenetic placement: Passeri: Passerides: Muscicapida: Certhioidea
• Distribution: Eurasia, Africa, North and Central America
• Number of extant genera: 1
• Number of extant species: 9

Traditional genus-level classification of extant Certhiidae following the AviList checklist v2025. (link) The number of subspecies is given in parentheses. Relationships among species are presented in the BOW Phylogeny Explorer tree v1.6. (link) 

References [annotated]

Ding H, Bi D, Han S, Yi R, Zhang S, Ye Y, Gao J, Yang J, and Kan X (2023), Mitogenomic codon usage patterns of superfamily Certhioidea (Aves, Passeriformes): insights into asymmetrical bias and phylogenetic implications, Animals 13, e:96. (free pdf) [note: provided a mitogenome-based phylogeny of Certhia americana, C. brachydactyla, C. familiaris, and C. himalayana]

Imfeld TS, Barker FK, Vázquez-Miranda H, Chaves JA, Escalante P, Spellman GM, and Klicka J (2024), Diversification and dispersal in the America revealed by new phylogenies of the wrens and allies (Passeriformes: Certhioidea), Ornithology 141, e:ukae007. (abstract) [note: provided a timetree of all nine Certhia species, exactly matching the BOW tree]

Päckert M, Martens J, Sun YH, Severinghaus LL, Nazarenko AA, Ting J, Töpfer T, and Tietze DT (2012), Horizontal and elevational phylogeographic patterns of Himalayan and Southeast Asian forest passerines (Aves: Passeriformes), J. Biogeogr. 39, 556-573. (abstract) [note: provided a timetree of all nine Certhia species; differs from the BOW tree only in the position of C. himalayensis which is considered sister-group to C. discolor + C. manipurensis]