Calidris canutus (red knot) | 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 Scolopacidae (sandpipers, snipes, and relatives)
        
        Genus Calidris (stints and relatives)
        
        Species Calidris canutus (red knot)
        
        Subspecies Calidris canutus canutus
        
        Subspecies Calidris canutus islandica
        
        Subspecies Calidris canutus piersmai
        
        Subspecies Calidris canutus rogersi
        
        Subspecies Calidris canutus roselaari
        
        Subspecies Calidris canutus rufa