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