Click on the image which your specimen most closely resembles.
Brood chamber
(bc)
ends in a point
Tail spine with distinctive loop near the end
Brood chamber
(bc)
round
Tail spine straight, without loop
Taxonomy
Phylum
Arthropoda
Subphylum
Crustacea
Class
Branchiopoda
Suborder
Cladocera
Family
Cercopagididae