Melanerpes formicivorus (acorn woodpecker) | 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 Piciformes (woodpeckers and relatives)
        
        Family Picidae (woodpeckers)
        
        Genus Melanerpes (melanerpine woodpeckers)
        
        Species Melanerpes formicivorus (acorn woodpecker)
        
        Subspecies Melanerpes formicivorus albeolus
        
        Subspecies Melanerpes formicivorus angustifrons
        
        Subspecies Melanerpes formicivorus bairdi
        
        Subspecies Melanerpes formicivorus flavigula
        
        Subspecies Melanerpes formicivorus formicivorus
        
        Subspecies Melanerpes formicivorus lineatus
        
        Subspecies Melanerpes formicivorus striatipectus