Nyctiphanes simplex

Super Group: 
Opisthokonta
Phylum: 
Arthropoda
Sub-Phylum: 
Crustacea
Class: 
Malacostraca
Sub-Class: 
Eumalacostraca
Order: 
Euphausiacea
Family: 
Euphausiidae
Genus: 
Nyctiphanes
Species: 
simplex
Authority: 
Hansen, 1911