Empidonax affinis (pine flycatcher) | 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)
        
        Tyranni (New World flycatchers, cotingas, and manakins)
        
        Family Tyrannidae (tyrant flycatchers)
        
        Genus Empidonax (empidonax flycatchers)
        
        Species Empidonax affinis (pine flycatcher)
        
        Subspecies Empidonax affinis affinis
        
        Subspecies Empidonax affinis bairdi
        
        Subspecies Empidonax affinis pulverius
        
        Subspecies Empidonax affinis trepidus
        
        Subspecies Empidonax affinis vigensis