Ramphocaenus melanurus (long-billed gnatwren) | 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)
        
        Family Polioptilidae (gnatcatchers)
        
        Genus Ramphocaenus
        
        Species Ramphocaenus melanurus (long-billed gnatwren)
        
        Subspecies Ramphocaenus melanurus albiventris
        
        Subspecies Ramphocaenus melanurus amazonum
        
        Subspecies Ramphocaenus melanurus ardeleo
        
        Subspecies Ramphocaenus melanurus austerus
        
        Subspecies Ramphocaenus melanurus badius
        
        Subspecies Ramphocaenus melanurus duidae
        
        Subspecies Ramphocaenus melanurus griseodorsalis
        
        Subspecies Ramphocaenus melanurus melanurus
        
        Subspecies Ramphocaenus melanurus obscurus
        
        Subspecies Ramphocaenus melanurus pallidus
        
        Subspecies Ramphocaenus melanurus panamensis
        
        Subspecies Ramphocaenus melanurus rufiventris
        
        Subspecies Ramphocaenus melanurus sanctaemarthae
        
        Subspecies Ramphocaenus melanurus sticturus
        
        Subspecies Ramphocaenus melanurus trinitatis