Eucyclops viridis (Henry, 1919)
kingdom: Animalia >
phylum: Arthropoda >
class: Copepoda Milne Edwards, 1840 >
infraclass: Neocopepoda Huys & Boxshall, 1991 >
superorder: Podoplea Giesbrecht, 1882 >
order: Cyclopoida Burmeister, 1834 >
family: Cyclopidae Rafinesque, 1815 >
genus: Eucyclops Claus, 1893 >