| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Bilateria Hatschek, 1888 |
| subdivisio | Protostomia Grobben, 1908 - protostomes |
| phylum | Arthropoda - Arthropods |
| subphylum | Chelicerata |
| class | Arachnida Cuvier, 1812 - arachnids |
| subclass | Dromopoda |
| order | Opiliones Sundevall, 1833 - daddy long-legs |
| suborder | Eupnoi Hansen & Sørensen, 1904 |
| superfamily | Caddoidea Banks, 1892 |