Kingdom Animalia Linnaeus, 1758 - animals
Phylum Arthropoda Siebold, 1848 - arthropods
Subphylum Crustacea Brünnich, 1772 - crustaceans
see Superclass Crustacea Pennant, 1777
Class Malacostraca Latreille, 1802
Subclass Eumalacostraca Grobben, 1892
Superorder Eucarida Calman, 1904
Order Euphausiacea Dana, 1852 - krill
Genus Bentheuphausia Sars, 1885
Genus Euphausia Dana, 1850
Genus Meganyctiphanes Holt & Tattersall, 1905
Genus Nyctiphanes Sars, 1884