Procelsterna cerulea (blue noddy) | 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 Charadriiformes (shorebirds and relatives)
        
        Family Laridae (gulls, terns, and skimmers)
        
        Subfamily Sterninae (terns and noddys)
        
        Genus Procelsterna (blue-gray noddys)
        
        Species Procelsterna cerulea (blue noddy)
        
        Subspecies Procelsterna cerulea cerulea
        
        Subspecies Procelsterna cerulea murphyi
        
        Subspecies Procelsterna cerulea nebouxi
        
        Subspecies Procelsterna cerulea saxatilis
        
        Subspecies Procelsterna cerulea teretirostris