Water flea
Animal
The Diplostraca or Cladocera, commonly known as water fleas, is a superorder of small, mostly freshwater crustaceans, most of which feed on microscopic chunks of organic matter, though some forms are predatory.
Over 1000 species have been... Wikipedia
Class: Branchiopoda
Subclass: Phyllopoda
Scientific name: Diplostraca
Kingdom: Animalia
Phylum: Arthropoda
Lower classifications