Caprella geometrica

Super Group: 
Opisthokonta
Phylum: 
Arthropoda
Sub-Phylum: 
Crustacea
Class: 
Malacostraca
Order: 
Amphipoda
Sub-Order: 
Pleocyemata
Family: 
Caprellidae
Genus: 
Caprella
Species: 
geometrica