Biota (Life)
    
        Eukaryote (Eukarya)
    
        Podiata
    
        Unikont (Unikonta)
    
        Opisthokont (Opisthokonta)
    
        Holozoa
    
        Filozoa
    
        Apoikozoa (Choanozoa)
    
        Animal (Animalia)
    
        Metazoa
    
        Epitheliozoa
    
        Eumetazoa
    
        Bilateria
    
        Nephrozoa (Eubilateria)
    
        Protostome (Protostomia)
    
        Ecdysozoa (Ecdysozoan)
    
        Panarthropoda
    
        Tactopoda
    
        Arthropoda (Arthropod)
    
        Chelicerata (Chelicerates)
    
        Euchelicerata
    
        Prosomapoda
    
        Merostomata (Horseshoe crabs)
    
        Xiphosura
    
        Xiphosurida
    
        Planaterga
    
        Dekatriata
    
        Sclerophorata
    
        Arachnida (Arachnids)
    
        Acari (Acarina)
    
        Parasitiformes (Anactinotrichida)
    
        Mesostigmata
    
        Uropodina
    
        Uropodiae
    
        Trachyuropodoidea
    
        Trachyuropodidae
    
        Phymatodiscus
    
    Phymatodiscus aokii (6074675)