Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       Pici see Suborder Pici Meyer & Wolf, 1810
         Family Ramphastidae Vigors, 1825 - toucans and barbets
           Subfamily Lybiinae del Hoyo et al., 2014
             Genus Trachyphonus Ranzani, 1821
               1 Trachyphonus vaillantii Ranzani, 1821 - crested barbet
               2 Trachyphonus erythrocephalus Cabanis, 1878 - red-and-yellow barbet
               3 Trachyphonus margaritatus (Cretzschmar, 1826) - yellow-breasted barbet
               4 Trachyphonus darnaudii (Prévost & Des Murs, 1847) - d'Arnaud's barbet