Arremon aurantiirostris (orange-billed sparrow) | 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)
        
        Passerida
        
        Muscicapoidea (thrushes, sparrows, and relatives)
        
        Passeroidea (sparrows and relatives)
        
        Family Emberizidae (buntings, American sparrows, and relatives)
        
        Genus Arremon
        
        Species Arremon aurantiirostris (orange-billed sparrow)
        
        Subspecies Arremon aurantiirostris aurantiirostris
        
        Subspecies Arremon aurantiirostris erythrorhynchus
        
        Subspecies Arremon aurantiirostris occidentalis
        
        Subspecies Arremon aurantiirostris rufidorsalis
        
        Subspecies Arremon aurantiirostris santarosae
        
        Subspecies Arremon aurantiirostris saturatus
        
        Subspecies Arremon aurantiirostris spectabilis
        
        Subspecies Arremon aurantiirostris strictocollaris