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)
    
        Eugnathostomata
    
        Teleostomi
    
        Euteleostomi
    
        Sarcopterygii (Lobe-finned fishes)
    
        Dipnotetrapodomorpha
    
        Tetrapodomorpha (Tetrapodomorph)
    
        Tetrapoda (Tetrapod)
    
        Amphibia (Amphibians)
    
        Labyrinthodontia (Labyrinthodont)
    
        Ichthyostegalia
    
        Acanthostegidae
    
    Acanthostega (131763)
    
    
        
    
    
        
        Children (2 direct children, 2 direct and indirect children):
        
        
        
            
                Nephroporoidea
                
                
                
            
                Acanthostega gunnari