Phylum Arthropoda Siebold, 1848 - arthropods
Subphylum Crustacea Brünnich, 1772 - crustaceans
see Superclass Crustacea Pennant, 1777
Class Malacostraca Latreille, 1802
Subclass Eumalacostraca Grobben, 1892
Superorder Peracarida Calman, 1904
Order Cumacea Krøyer, 1846 - cumaceans
1 Family Bodotriidae T. Scott, 1901
2 Family Ceratocumatidae Calman, 1905
3 Family Diastylidae Bate, 1856
4 Family Gynodiastylidae Stebbing, 1912
5 Family Lampropidae Sars, 1878
6 Family Leuconidae Sars, 1878
7 Family Nannastacidae Bate, 1866
8 Family Pseudocumatidae Sars, 1878