Biota (Life)
    
        Eukaryote (Eukarya)
    
        Podiata
    
        Unikont (Unikonta)
    
        Opisthokont (Opisthokonta)
    
        Holozoa
    
        Filozoa
    
        Apoikozoa (Choanozoa)
    
        Animal (Animalia)
    
        Metazoa
    
        Epitheliozoa
    
        Eumetazoa
    
        Bilateria
    
        Deuterostome (Deuterostomia)
    
        Chordata (Chordates)
    
        Olfactores
    
        Craniata (Craniata (chordata))
    
        Vertebrata (Animals with backbone)
    
        Gnathostomata (Gnathostome)
    
        Chondrichthyes (Cartilaginous fishes)
    
        Euselachii (Sharks)
    
    Protacrodontiformes (60732129)