Position in a system
| 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 | Crustacea Brünnich, 1772 - Crustaceans |
| class | Malacostraca Latreille, 1802 |
| subclass | Eumalacostraca Grobben, 1892 |
| superorder | Eucarida Calman, 1904 |
| order | Decapoda Latreille, 1802 - crayfish |
| suborder | Pleocyemata Burkenroad, 1963 |
| infraorder | Brachyura Latreille, 1802 |
| superfamily | Dorippoidea MacLeay, 1838 |
| family | Dorippidae MacLeay, 1838 |
| genus | Ethusina Smith, 1884 |
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