Click on the image which your specimen most closely resembles.
Body and legs covered with a bivalve carapace
(c)
Body and legs not covered with a carapace
Legs not segmented or prehensile
Legs prehensile
(pl)
and segmented
Taxonomy
Phylum
Arthropoda
Subphylum
Crustacea
Class
Branchiopoda
Suborder
Cladocera