Pachycephalidae (thickheads and relatives) | CLASSIFICATION

Kingdom Animalia (animals)
- Eumetazoa (metazoans)
  - Bilateria (bilaterally symmetrical animals)
    - Deuterostomia (deuterostomes)
      - Phylum Chordata (chordates)
        
        Craniata (craniates)
        
        Subphylum Vertebrata (vertebrates)
        
        Superclass Gnathostomata (jawed vertebrates)
        
        Euteleostomi (bony vertebrates)
        
        Class Sarcopterygii (lobe-finned fishes and terrestrial vertebrates)
        
        Tetrapoda (tetrapods)
        
        Amniota (amniotes)
        
        Class Reptilia (turtles, snakes, lizards, and relatives)
        
        Class Aves (birds)
        
        Subclass Neognathae (neognath birds)
        
        Infraclass Neoaves (modern birds)
        
        Order Passeriformes (perching birds)
        
        Corvoidea (crows, birds of paradise, and relatives)
        
        Family Pachycephalidae (thickheads and relatives)
        
        Genus Aleadryas
        
        Genus Coracornis
        
        Genus Hylocitrea
        
        Genus Pachycare
        
        Genus Pachycephala
        
        Genus Rhagologus
        
        Genus Turnagra (piopios)