Biota (Life)
    
        Eukaryote (Eukarya)
    
        Podiata
    
        Unikont (Unikonta)
    
        Opisthokont (Opisthokonta)
    
        Holozoa
    
        Filozoa
    
        Apoikozoa (Choanozoa)
    
        Animal (Animalia)
    
        Metazoa
    
        Parazoa
    
        Porifera (Sponges)
    
        Cellularia
    
        Demospongiae (Demosponge)
    
        Heteroscleromorpha
    
        Tetractinellida
    
        Astrophorina
    
        Thrombidae
    
        Thrombus (Thrombus (sponge))
    
        Thrombus abyssi
    
    Thrombus abyssi var. niger (61756140)