| 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 | Deuterostomia - deuterostomes |
| phylum | Echinodermata Klein, 1734 - Echinoderms |
| subphylum | Eleutherozoa |
| class | Holothuroidea |
| subclass | Aspidochirotacea Brandt, 1835 |
| order | Aspidochirotida Grube, 1840 |
| family | Holothuriidae Ludwig, 1894 |
| genus | Pearsonothuria Levin in Levin, Kalinin & Stonik, 1984 |
| species | Pearsonothuria graeffei (Semper, 1868) - Leopard Sea Cucumber |